Pulp thiab Ntawv Kev Lag Luam

Hauv kev lag luam ntawv, ntau lub tshuab foob yuav tsum tau siv rau hauv cov twj tso kua mis, kho kom zoo, tshuaj ntsuam xyuas, sib tov ntawm cov ntaub so ntswg, cov tshuaj dub thiab dawb, chlorine thiab txheej.
Nyob rau hauv xyoo tas los no, nrog kev nce ntxiv ntawm cov ntawv ua thiab cov ntawv ua cov txheej txheem, nrog rau kev xav tau ntawm cov ntawv ua thiab cov ntawv ua cov dej khib nyiab, nws yog ib qho tsim nyog yuav tsum tau ua kom tau raws li qhov xav tau ntawm kev lag luam ntawv rau kev siv dej pov tseg kom zoo dua.