... , impurities, bacteria, heavy metals, bad odor, and etc. The water filter housing are made of advanced food stage stainless steel ... coil carbon grainines, efficient active anion, mineralized antibiosis FIR nano ball, so the purified water will be more safe, well taste ... Active carbon: Eliminate the residual chlorine, color, odor smell.4. Mineralized antibiosis FIR nano ball: The far infrared ray is of ...