Basic qhia txog dej purification system

Cov dej purification system yog txheej txheem purification uas tshem tawm cov pa phem los ntawm cov dej nyoos. Nws lub hom phiaj yog kom ua tiav cov txiaj ntsig ntawm kev lim dej los ntawm cov lim dej ua ntej, cov tshuab lim dej hauv nruab nrab, cov tshuab kho dej zoo, cov dej lim dej, thiab lwm yam, thiab siv dej rau ntau lub hom phiaj. Kev lim dej tuaj yeem tshem tawm cov xuab zeb, tshem tawm cov organic teeb meem, kab mob, Giardia lamblia, Cryptosporidium, kab mob, algae, kab mob thiab cov kab mob, cov zaub mov xws li calcium, silica, magnesium, thiab qee yam tshuaj lom xws li hlau lead, tooj liab, thiab chromium los ntawm dej. .