Bolyless boldards yakagadzirwa neyemhando yepamusoro yetsvina simbi ine yakanakisa kurwisa uye oxidation kuramba, yakakodzera kune dzakasiyana siyana munzvimbo dzevakawanda neyekunze. Kunyangwe iri nzvimbo yekutengeserana, yokupaka yakawanda, nzvimbo yeindasitiri, kana nzvimbo yekugara, mabollard edu anogona kushanda ...
Verenga zvimwe