Hlau txheej:
CP: hlau, ceev-ziab; cov tshuaj tsuag, qhov yuav tsum yog me ntsis tuab, tsis yoojyim kom poob;
DY: hlau, ceramic, ziab qis dua CP; thov rau txhuas, tooj liab, tinplate, txhuas hlau, thiab lwm yam. Thiab kuj tseem siv tau rau hauv cov vuas, tempered iav, xav tau kev kho tshwj xeeb, muaj ob lub tsho thiab dawb tuaj yeem ua lub teeb thiab matte nyhuv. Qhov tseem ceeb yog nyob ntawm qhov sib npaug ntawm cov nto, xws li cov nplais yog ntau dua li iav, siv DY txheej.
Iav txheej:
PL: rau cov pleev xim, cov xim khib nyiab, cov tais diav, cov nplaim, siv lead ua, xav tau kev kho tshwj xeeb, muaj ob qho tib si pob tshab thiab dawb, tuaj yeem ua tau lub teeb thiab nyhuv. Yuav tsum tau nws yuav ua taus rau ua noj, nws feem ntau yog nrog cov roj dawb, adhesion tseem ceeb heev, dawb roj yuav tsum tsis dhau muaj zog, los yog yooj yim los dissolve tus qauv, Nws yog qhov zoo tshaj rau tshuaj tsuag ob zaug.
