Polyurethane pumice e na le matla a phahameng, ho boloka mocheso, ho kenya mocheso, ho monya molumo, ho thibela metsi, ho thibela mollo, asiti le alkali, ho hanyetsa matheba, ho hanyetsa kutu, ho hanyetsa li-enzyme, ha ho na tšilafalo, ha ho na radioactivity, joalo-joalo Ke botala bo loketseng, tšireletso ea tikoloho. mme en...
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