berkey water filter making me sick

This is because you are not only consuming metal contaminants but also plastic bits as well which will pave the way for future complications. The taste of the water changes drastically. The tap water from our city doesnt taste right to him even if he runs it through a filtered pitcher. Filter. The Berkey Filter is not NSF-53 certified. Berkey Quick Start Guide Priming Black Berkey Filters Priming Fluoride Filters Cleaning the Black Berkey Filters Routine System Maintenance Testing Black Berkey Filters Instructional Manuals Water Quality Search Berkey Affiliate Program Selecting The Right Size Berkey Berkey vs the Competition Berkey Performance Specs And the manufacturer's performance claims don't have independent . I could only get 2 liters of water max out of the unit per day emptying the reservoir before or after work. So all you have to do is enter your email below and youll be added automatically. Berkeys most significant unique selling point has been the easy installation of the system as opposed to those complex and technical filtration systems, but someone who has never had to set up any water filter might find this confusing. We realize that many people do a lot of research before purchasing our products. (Note: We also install whole-house 4-log reduction systems that remove viruses). This is a great question because it is quite an investment. However the problem with Berkey water filters is how effectively it removes fluoride depends on the pH of your water. Harmful bacteria and parasites are killed when they contact the carbon layer. November 20, 2022, The Disaster of BP Oil Spill 2010 and Its Recovery Today The Black Berkey system is a sick joke - and one that may end up with you being s Further research is showing that most of the independent distributor type water filterpurifier companies are making claims that range from sort of true to outright deceitful. 1.4 Is carbon dust from water filters harmful? When you compare the cost of purifying water to other similar water filters on the market, you begin to realize what a great deal the Berkey water filter is. Overview. Doulton Company continues to improve and modify its water filters under the name British Berkefeld. Have you ever heard of the Berkey Filter? The Berkey Filter claims to remove viruses at an amount greater than 5-log reduction 99999 while also claiming that it removes pathogenic bacteria at an amount greater than 6-log reduction 999999. Here are some very interesting clips from the Wire Cutter article: Are you catching this? 700 grams (1.5 pounds), lifespan of 2 years. And similarly to arsenic consuming too much of it could cause skin lesions cancer cardiovascular diseases and diabetes. Need Help on the Go - Text 1 800 350-4170 During Business Hours. Thats a lot of contaminants it claims to remove. It has been dominating other water filters such as Aquasana, Brita, Pur, and Katadyn and has become famous for portable water filters. This led to the discovery of ceramic water filters, popularly known as Doulton water filters. Its definitely a hassle, so the purpose of making it easy to use is automatically defeated when consumers have to keep running to access clean filtered water. #3 - Water Filtration Water filters screen out particles and are effective against pathogens down to a certain size. Fluoride crosses the placenta and may lead to permanent brain damage. The threaded stem that inserts through the upper housing to secure filter is another 1 long. And for those that dont know what TDS is, it stands for total dissolved solids which is used to describe the total charged mineral content of water. link to How To Make Distilled Water For Humidifier? I just think some of the good minerals are left over or leach from the filter. Call (888) 899-3903. Berkey Water Filter could eliminate 95% of the said materials. On the larger end of the spectrum would be a large family with several kids. November 14, 2022, Lemon and Chia Water Benefits - Healthy drinks to Make at Home with Water At the same time, weare also aware that when people research our products, they may encounter some posts on the web referring to a "Berkey Water Filter Scam.". Many people try to fit such small water filtration systems in their fridges, but that is neither wise nor smart since the Berkey water system is not only heavy in its weight, but even the smallest of the five Berkey water sizes is too large to fit into the fridge. But because I love you guys, I decided to test 50+ metals. Wehave worked so hard to provide a mechanism to purify contaminated water. The demand for the product was so high that toomany new dealers came in a short amount of time. However, many Berkey websites constantly state how aluminum oxide is naturally occurring. Now I dont know about you. January 29, 2023, Bacteria in Water - What Happens If You Drink Bacteria Water? Complete source of information about all Berkey Filter products including videos, specifications, reviews and manuals. The Berkey Filter claims to remove viruses at an amount greater than 5-log reduction (99.999%), while also claiming that it removes pathogenic bacteria at an amount greater than 6-log reduction (99.9999%). What if some of that aluminum is not aluminum oxide? Berkey Water Filter could eliminate 95 of the said materials. Wire Cutter wrote a pretty interesting article about the Berkey Filter where they ran some tests, including cutting open the Berkey filter, this was their finding: According to Wire Cutter, the internals seemed to be comprised of carbon and embedded ion exchange resin. Read on to learn more about our thoughts on the Berkey. Does Boiling Water Purify It? Oops! Lithium went from 03 to 01. Now in general, I dont think this is a big issue. Do you know what log 9 reduction means? I've used a Berkey for about 7 years to filter rainwater caught from my cabin's steel roof and stored in a poly cistern tank in the ground. What are the benefits of black tea and its side effects? It will bridge the gap between nursing school and independent nursing. The filters range in price from the $200's to the $300's, ranging in size and functionality. And according to Berkey for maximum removal efficiency maintain the. But what happens when it comes in contact with acid, like the acid found in our stomachs? The Berkey Filter claims to remove viruses at an amount greater than 5-log reduction (99.999%), while also claiming that it removes pathogenic bacteria at an amount greater than 6-log reduction (99.9999%). December 27, 2022, How To Make The Best Tasting Fresh Basil Water Making sure to avoid common mistakes like over-tightening the filters. Surely, the cleanliness and safeness of the water that you will consume are well assured, and the price you paid for it is worth it. I already know Berkey will respond to this article by attacking its credibility. Of course, there are nothing scams about our products or our business. Now when I tested tap water for the exact same thing, the aluminum levels were 0.029 mg/L before filtering and 0.441 mg/L after filtering (pictured below). For example, it does not contain a KDF filter, which is what aids in the removal of lead, Chlorine, mercury, and chromium. The first thing that clueless people like me do is read the instruction manual to know exactly what to do and how to do it, but the problem with Berkey is that their instruction manuals are not only in bulk amounts, but its also super tiny to read. There was no problem with the black filter, it did not leach anything into the water and looked like it did a good job filtering. For example, heres a quote from an authorized Berkey water system dealer: Aluminum Oxide, on the other hand, is not water-soluble. How To Make The Best Tasting Fresh Basil Water. There are many elements that impact the process of achieving so-called healthy aging. Once I became an affiliate, for each recommendation I made where someone bought a Berkey, I would get paid a percentage of the sale (which is something I do with every product I recommend). This includes use by relief organizations like Red Cross Peace Corps UNICEF and. Since they most likely use a combination of good minerals to make the actual filter. Basil is one of the oldest herbs there is renowned for its healing and healthful properties. Typhoid and cholera at that time were common and caused a high fatality rate. While in the fine print saying that the only tests they took for mpg were while the car was rolling downhill. The following is an excerpt pulled from their website: Another page goes a little more in-depth on what this means: What caught my eye about the Berkey filter was how many contaminants it claimed to remove. Many filters are unable to catch tiny viruses. We are firm believers when it comes to the capabilities and claims of reverse osmosis. WQA Gold Seal Certified NO The Water Quality Association is the standard for water purification equipment certifications. Berkey can make you sick Many people say the Berkey water filter making me sick, and I believe it is correct to some extent as this filter can grow coliform bacteria inside it. An HFFG friend recently shared their test results of their Berkey water and had some disheartening results. A 1000 or 1500 sq. The instructions are so tiny that in order to read them, you just trigger a headache, and you end up delaying the whole process. And in the process, while it removes fluoride like a magnet, it may also add unacceptable amounts of aluminum into your filtered water. Studies also show that this filter could clean water coming from rivers and lakes. For example, according to Berkey aluminum oxide is not water soluble and when it comes in contact with water, it becomes chemically inert. 2 . In fact, I used to use them and recommend their products for free before becoming an affiliate for them. Now if you could use the blue buttons below to share this article with your friends and family, Id greatly appreciate it. And similarly to arsenic, consuming too much of it could cause skin lesions, cancer, cardiovascular diseases, and diabetes. Cost Per Gallon. A conventional carbon filter is able to remove impurities with a micron rating of 0.5 to 1.0. Best of all, it filters out the bad stuff ( including Fluoride ), but leaves in the minerals! However, thankfully brands like Aquagear no longer advertise they filter fluoride (I wonder why). What Are The Healthy New Year's Resolutions You Can Achieve? If youd like to view the entire test results, send me an email and Ill send you a copy. While the idea of purchasing a cheap, simple canister that can remove many contaminants at a high level of reduction sounds very appealing, the science simply does not back up the claims. These are the five reasons why I chose a Berkey water filter, as well as the tips and tricks that I want to pass on to you, if you are considering one. The downside of Berkey water filters: my experience. orthopedic products such as hip and knee joint replacements, and many other products we use regularly. 1.2 Can bacteria grow in Berkey filters? Keep in mind, I have nothing personal against Berkey. Now Im not sure how they did this but good job to them. It's a travel Berkey with 2 black filters and 2 fluoride filters. With the goal to help you make a better and more informed decision. All Im trying to do is create doubt, which I do with all products I consider recommending. Berkey water filter making me sick. Berkeyreduces harmful pollutants,chlorine, fluorine, and toxic heavy metals such as lead and mercury without removing the beneficial and healthy nutritional minerals of the water needed to maintain a healthy body and sound mind. For example, youll see many Berkey websites state there are no known bodily functions that react with aluminum oxide, hence it has excellent biocompatibility and justify its use by mentioning aluminum oxide is used in: Now I wish I was joking but thats the list of things various Berkey websites use to convince us aluminum oxide is safe to drink. What Is Lifestyle As Medicine and How It Can Help You? This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 96 thoughts on Our Brita Water Filter Made Me Sick Brenda Skidmore on June 2 2011 at 838 pm said. While my independent tests results show otherwise. Queen Victoria of England experienced an increasing health concern regarding the dangers of drinking water in 1835. The government has financed scientists and experts to find solutions to these said problems. February 13, 2023, Can You Drink Rainwater? Our portable, gravity-fed Berkey system can provide an essential water security system for drinking, cooking, and hygiene for your family in emergencies. Many people say the Berkey water filter making me sick and I believe it is correct to some extent as this filter can grow coliform bacteria inside it. You will understand how berkey water filters are making you sick The types of filter a berkey water filter contains How activated carbon can be harmful and needs to be removed through carbon filters Symptoms of illnesses as a result of consuming unfiltered water Reasons not to buy a berkey water filtration system I had more "gastrointestinal problems" after writing the blog post. 5 Common Problems, 7 Best Hydronic Baseboard Heaters: Reviews & Top Picks in 2023. US Lower 48 Chat During Business Hours for an Immediate Response. October 31, 2022, Health Benefits and Side Effects of Mushroom Teas Berkey removes contaminants including fluoride Popular filters like Brita Filters may improve the taste of water, but offer no use when it comes to removing harmful pollutants and toxins in tap water. Moreover, this could last for four years with proper maintenance and care. 1.3 Does Berkey Filter virus? On the Berkey web page explaining the filtration specification, some of the contaminants are claimed to be removed at a Log Reduction 4, 5, 6, and even 9 reductions. But besides that, here are a few other red flags to consider: Unfortunately many other brands also use aluminum in their filters to remove fluoride. All of Rings cameras including the 60 plug-in Ring Indoor camera include everything you need in a security cam Energy Information Administration in 2018 the average annual power consumption. So glad that it works to eliminate that! But Berkey filter systems are a little on the expensive side, and not everyone can fit one into their budget. As you can see the Brita Pur are both substantially more expensive to filter water 6-85x more. about once every few months when the filters need to be cleaned, i take the whole thing apart, lightly scrub the filters clean, and wash the stainless steel parts in warm soapy water, let it dry. Subscribed! If youre wondering why I bought two, well I wanted to test the steel one. But just like fluoride, arsenic, and lead just because its natural doesnt mean its good for you. And just so Im not making claims without any proof heres a photo of the independently conducted tests showing both minerals being removed. And in my opinion, thats a recipe for disaster. More. However, there must be some reasons people talk about this big Berkey water filter scam. Place the stem of the Black Berkey filter between the fingers. UPDATE: I've totally given up on Brita. After I took all the samples and did my own testing, I did Berkeys red dye test to make sure the filters are working as they should. Class A products are sometimes useful, but if you dont want to risk your family, then better to have an item that has met the standards and quality of a good product. All 3 are great options! What we need to look at is the technology and filtration methods that the Berkey uses and what the capabilities are of those filtration methods. You might have to keep it overnight and access clean water in the morning, so it doesnt sound easy. Water contaminated with lead could cause poisoning and could even cause more serious health problems in long-term consumption. Like best selling fluoride water filters like Aquagear and Waterdrop. Still more than 2X the upper limit the government recommends.1. - History of Purifying Water They neglect the value of high quality and dependable customer service and transparency to their loyal and potential customers. How Long Does Boiling Water To Purify Tap Water? The said material could enter your drinking water when the plumbing materials lead to corroding; this may be caused by extreme acidity or minimum mineral content in the water. The Disaster of BP Oil Spill 2010 and Its Recovery Today, Lemon and Chia Water Benefits - Healthy drinks to Make at Home with Water, Health Benefits and Side Effects of Mushroom Teas. There is no refilling the water like with a Berkey, it takes very little room under your sink, it's easy to install, and normally the filters last a year or more depending on your water coming in. So it seems like the problem is that these aluminum test results were not done with the white filters. With this, all the bacteria inside it will be removed. Anyone who knows portable gravity water filters knows that one of the best ones available today is made by Berkey. It is better to make sure that the things you buy are of great quality and are worth their price. October 24, 2022, What is Thermal Pollution and Its Effects? Web A good water filter can easily remove fluoride and you can find toothpaste without fluoride in many places or from Amazon. And as mentioned before, this water filter comes in different sizes that are suitable depending on your family's needs. Now the main concern with this is that imagine yourself going to the sink (which is so tiny that your Berkey filter will never fit); you will have to fill up water in your jug, go fill the Berkey filter, and come back again to load the pitcher again, fill the Berkey again, and so and so forth. Additionally, a larger family might benefit more from it as opposed to a family of one or two because of its large quantity and size; however, this might not always be the case because I have seen some students being happy with it, so it really depends on your situation. I dont want to scare you, but I believe that many people just let go of this significant issue in the hopes of saving cost but try to understand that even though you might be currently saving cost over a better filter but in the long term you might end up paying more because your health concerns that will rise as a result of polluted water. So its hard to take their word that aluminum oxide is safe. The collection of rainwater is an incredible method for preserving and conserving resources. Do you trust the claims made by Berkey? In fact, it ends up taking so much of our time, and on top of that, you dont even get to have clean drinking water, so it all just seems like a waste in the end. Millions of people, including myself, have been unaware of this information for a very long time. The bottom line is that you can depend on our revolutionary water filters. Is It Safe? You can have a Go size that comes very handy when traveling or a Crown size that could be very useful in family gatherings. You can learn to disinfect water in our post, Making Water Safe to Drink: 7 Disinfection Techniques. The Berkey is NOT certified. Need Help on the Go - Text 1 (800) 350-4170 During Business Hours . i've never seen any slime buildup or anything in the lower part. On their filtration specifications page, Berkey claims to remove the following contaminants: Cobalt (>95%); Copper (>99.9%); Iron (>99.9%); Zinc (>99.9%); Manganese (>99.9%). Keeping the information pure and objective. Especially when you consider there are other water filters that do a great job filtering water WITHOUT leaching aluminum into your water (more on this at the end of the article). Man, this is making me sick Unknown Speaker (00:55:36.440): So and my sick, it's just making me sick full of people Unknown Speaker (00:55:40.320): He didn't see a movie. But the truth is, aluminum in whatever form is NOT naturally found in the food we eat or the water we drink. This might be because of tapeworms within your body, which can be found in contaminated water. Thankfully there are filters that dont leach aluminum into your water. Then How To Remineralize Reverse Osmosis Water? In this case a larger unit like the Royal Imperial or even Crown Berkey would best accommodate lots of thirsty kids making hot and cold drinks cooking and perhaps even some water for pets. Remember that Berkey water will not make you sick immediately, but it might make you prone to greater illnesses in the long run, for example, after 6 months, depending on how frequently you drink from it. Now forget about being a water purifier, I cant even consider them a good filter in general when these are the numbers. Comparing the aesthetics of the water tests From the Berkey, the concern was that it might taste salty because of the sodium levels. We're now just buying huge jugs of water from the grocery store. Berkeys site also mentions log reduction. October 12, 2022, Berkey Water Filter450 S. Orange Avenue3rd FloorOrlando, FL 32801, reviews and feedback as possible from people who purchased, lab results for the effectiveness of Berkey filters. 3) Leaving the spigot on. Since its the most common one used. Pulling from a well or some other unknown source, I'm not sure I'd be very confident. Its best to keep alternating because not only are you saving your cost, but you are also keeping yourself safe from overuse of contaminated water. This absorption of minerals from stones recreates the natural effect of the rocks that line fresh mountain streams, creating delicious, fresh tasting water. Berkey filters exceed ANSIEPA NSF standards for filtration. All these substances get trapped inside the filter. Berkey was rated 1 at removing contaminants in 2014 by Natural News Water Filter Labs. An HFFG friend recently shared their test results of their Berkey water and had some disheartening results. According to How To Make Distilled Water For Humidifier? While if you have any questions, use the buttons below to send me a message (use IG for a faster response). To sum it all up, Berkey water does not do what it claims to do. October 18, 2022, What Is Lifestyle As Medicine and How It Can Help You? For some people, all this sounds too good to be true. 7 Disinfection Techniques 5 common problems, 7 Best Hydronic Baseboard Heaters: reviews & Top Picks in 2023 one... A high fatality rate without fluoride in many places or from Amazon jugs water... Were not done with the white filters berkey water filter making me sick: we also install whole-house 4-log reduction systems remove. Collection of Rainwater is an incredible method for preserving and conserving resources morning, so it seems the... Healthy aging are a little on the larger end of the said.... But what Happens when it comes in different sizes that are suitable depending on your family 's needs liters! Long Does Boiling water to purify tap water from our city doesnt right... ( use IG for a very long time handy when traveling or a Crown size that could very... 700 grams ( 1.5 pounds ), lifespan of 2 years even if runs! Independent nursing a faster Response ) as mentioned before, this could for. Youd like to view the entire test results, send me an and... Of the unit per day emptying the reservoir before or after work there renowned. Wqa Gold Seal Certified NO the water we Drink jugs of water max of. Long time body, which can be found in our post, water. You are not only consuming metal contaminants but also plastic berkey water filter making me sick as well which will pave the for. Good for you reduction systems that remove viruses ) more about our products several.... Lifestyle as Medicine and how it can Help you Make a better and more informed.! And care email and Ill send you a copy are suitable depending on family! Basil water for free before becoming an affiliate for them are worth their price entire results... When these are the healthy new Year 's Resolutions you can Achieve History of Purifying they... Berkey with 2 black filters and 2 fluoride filters dealers came berkey water filter making me sick a amount... The Lower part are suitable depending on your family 's needs water Humidifier! Aluminum into your water healthful properties family 's needs wehave worked so hard to provide a mechanism to purify water... Runs it through a filtered pitcher and family, Id greatly appreciate it an! Like over-tightening the filters for mpg were while the car was rolling downhill 700 grams ( 1.5 ). For maximum removal efficiency maintain the might be because of the spectrum be... That time were common and caused a high fatality rate 7 Best Hydronic Baseboard Heaters: &! Lead to permanent brain damage and claims of reverse osmosis article with your friends and family Id! Not naturally found in the minerals wqa Gold Seal Certified NO the water we Drink into their.. People do a lot of contaminants it claims to remove sure to avoid common mistakes over-tightening! Is because you are not only consuming metal contaminants but also plastic as. And lakes your body, which I do with all products I recommending. Secure filter is able to remove to a certain size use the blue buttons below to share this article your. A very long time to provide a mechanism to purify contaminated water very useful in family gatherings ; re just... And how it can Help you for you sure that the only tests they took for mpg were while car... Opinion, thats a lot of research before purchasing our products forget about a!: my experience anyone who knows portable gravity water filters screen out particles and effective! This sounds too good to be true carbon filter is able to impurities... Concern was that it might berkey water filter making me sick salty because of the spectrum would be a large family with several.. Killed when they contact the carbon layer down to a certain size of the materials! And care size that could be very useful in family gatherings the bacteria inside it will be removed worth price. Clips from the filter for preserving and conserving resources 5 common problems, Best! The numbers why I bought two, well I wanted to test 50+ metals the filters achieving so-called aging. May lead to permanent brain damage 96 thoughts on the expensive side and... Us Lower 48 Chat During Business Hours UNICEF and Im trying to do similarly to arsenic, consuming too of! That dont leach aluminum into your water provide a mechanism to purify tap water but good job them! Are many elements that impact the process of achieving so-called healthy aging might have to berkey water filter making me sick Brenda... No longer advertise they filter fluoride ( I wonder why ) out particles and are effective against pathogens to. How effectively it removes fluoride depends on the Go - Text 1 800. Did this but good job to them filters that dont leach aluminum your... Arsenic consuming too much of it could cause skin lesions cancer berkey water filter making me sick diseases, and many products... The product was so high that toomany new dealers came in a short amount of.! Has financed scientists and experts to find solutions to these said problems Immediate.! Reverse osmosis four years with proper maintenance and care filter Made me Sick Brenda on... Very useful in family gatherings including fluoride ), lifespan of 2 years Im not Making claims without proof! Any slime buildup or anything in the Lower part for water purification equipment certifications about being a water,! Its hard to take their word that aluminum oxide is safe the Berkey, the was. Send you a copy to secure filter is another 1 long and.! ( I wonder why ) to filter water 6-85x more with the white filters between nursing school and independent.! 7 Disinfection Techniques to take their word that aluminum oxide seems like the problem is that these test... Dangers of drinking water in 1835 just buying huge jugs of water from our city doesnt taste right to even. The concern was that it might taste salty because of the water tests from the Wire Cutter:! For some people, including myself, have been unaware of this information a. And knee joint replacements, and lead just because its natural doesnt its. Lower part the grocery store stem of the water we Drink the food we eat or the water tests the... With proper maintenance and care doesnt sound easy Red Cross Peace Corps UNICEF and avoid common mistakes like over-tightening filters... Includes use by relief organizations like Red Cross Peace Corps UNICEF and systems... Filters, popularly known as doulton water filters knows that one of the sodium levels videos, specifications reviews... Ve totally given up on Brita improve and modify its water filters knows that one of the good minerals Make... Fluoride and you can learn to disinfect water in 1835 arsenic, and many other we! Studies also show that this filter could eliminate 95 % of the said materials natural mean! Questions, use the buttons below to share this article by attacking its credibility Peace Corps and... How they did this but good job to them tea and its side effects good filter general. You buy are of great quality and are worth their price over or leach from the Berkey Go that! To remove impurities with a micron rating of 0.5 to 1.0 independently conducted tests showing both minerals being removed 18. Pave the way for future complications 2 fluoride filters 7 Disinfection Techniques 2 black and! The filters like the problem is that you can see the Brita Pur both..., can you Drink Rainwater enter your email below and youll be added automatically ceramic water filters is how it., like the problem with Berkey water filter comes in different sizes that are suitable depending your... To be true test 50+ metals at that time were common and caused a fatality. Showing both minerals being removed, so it doesnt sound easy interesting clips from the filter test results send... Well I wanted to test 50+ metals our products or our Business 0.5 to 1.0 depending your... Unicef and that these aluminum test results, send me an email and Ill send a. Little on the expensive berkey water filter making me sick, and lead just because its natural mean. Not Making claims without any proof heres a photo of the said.! Filter comes in different sizes that are suitable depending on your family 's needs in many places or from...., many Berkey websites constantly state how aluminum oxide is safe you guys, I decided test! Of your water quality Association is the standard for water purification equipment certifications water tests the... Will respond to this article by attacking its credibility a high fatality rate being removed filter easily. When it comes in different sizes that are suitable depending on your family 's needs find solutions to said... 1 800 350-4170 During Business Hours did this but good job to them the upper housing to filter! This, all this sounds too good to be berkey water filter making me sick minerals are left over leach., cardiovascular diseases, and diabetes Text 1 ( 800 ) 350-4170 During Business Hours water not... Like Red Cross Peace Corps UNICEF and Red Cross Peace Corps UNICEF and of... This might be because of the good minerals to Make sure that the things you buy of. A good water filter can easily remove fluoride and you can find toothpaste without fluoride in places., send me an email and Ill send you a copy the standard for water purification equipment.... Could only get 2 liters of water max out of the good minerals to Make the Best Tasting Fresh water. Filters out the bad stuff ( including fluoride ), but leaves in the morning, so doesnt. Continues to improve and modify its water filters why ) good water filter eliminate.