... which allows rinsing with brushes, polished with sand paper and flushed with clear water or repeated washing. Removes harmful ... Coli form, Salmonella, Streptococcus, and cysts(Cryptosporidium, Giardia). Reduces bad taste and odor, Sediment, and asbestos. Cartridge is washable up to 30 ... under running water. As the top layer of ceramic and contaminants are brushed off, a new layer becomes available. ...