Kuaj rooj tog khoom kuaj thwmsim nrog rau cov nyiaj uas ua tau hauj lwm chaw nres tsheb, xws li fume hnav, khoom kuaj, cia khoom los ntawm tej khoom xws li hlau, ntoo, hlau, txhuas, ntoo, stainless hlau, PP thiab lwm yam. Rooj daim hlau, physics Science News for KIDS pawg thawj coj saib yuav siv thiab, koj yuav tau siv ceramic los yog epoxy cob pawg thawj coj saib kom kua qaub, alkali, coj-resistant zog.
Kuaj thiab ntxuav chav ib, tshuaj, xim, ib txhij txhua tu thiab disinfecting ua yog tus thawj los xav txog, qhov no yuav tsum kom cov rooj tog zaum kuaj yog yooj yim los ntxuav, muab tshuaj tua kab thiab cov yam ntxwv yuav tsis pub qhia tawm huv si rau ib lub sij hawm ntev. Zoo tib yam rooj tog steel thiab ntoo yuav tsis yooj yim tau raws li qhov yuav tsum tu. Nrog rau txoj kev kuaj kev lag luam rooj tog kev lag luam yuav nkag tau rau lub lag luam yuav xaiv li cas yog ib qho tseem ceeb.