What is the porous black ceramic in survival water filters made of?

The material used in so-called “survival filters” is a material the water filtration generally calls carbon block. Depending on the manufacturer and the sales process carbon block is the most common filtration media used in disposable filters. This would include refrigerator filters, faucet filters, various pitcher devices and the survival filters that you mentioned. It must be pointed out however that carbon lock is not ceramic, and scientifically speaking is…

Safe Water ! Be Afraid, Be Very Afraid!

I always take the greatest care to not sound water alarms when science and truth contradict my concerns. Some alerts, however like those over fracking and the situation in Flint, are very real and very much deserving of our concern, and remedial action. It never ceases to amaze me the shortcuts and bastardization of safe practices that municipalities take with drinking water, often escaping scrutinization of the public. One such…

Home Humidifiers! RO Versus Soft Water

While Reverse Osmosis (RO) is a great purification staple, it does not remove all the solids (minerals, as some call them). On average it removes 99+% of divalent and trivalent ions (Calcium, Lead for example) and 98+ % of monovalent ions (Sodium, for example) If the RO is not fed softened water, and there is calcium in the feed water, then you will also have Calcium in the RO water,…