Khawufane ucinge ukuba umvelisi ufana nomzi-mveliso ovelisa umzi-mveliso, kwaye umnxibelelanisi olona lawulo luxakekileyo "kulo mzi-mveliso" kulo mzi mveliso. Umsebenzi wayo kukwenza ukuba uqhubeke ngokuhamba kwangoku ukuhamba kwangoku, ukuze sisebenzise umbane ophantsi.
Funda ngokugqithisileyoI-myolar idlala indima engenakufikelelwa kwimimandla emininzi enemikhono yayo kunye neekhemikhali. Ngobuchule obuqhubekayo betekhnoloji kunye nokukhula kwemfuno yentengiso, ithemba lesicelo lefilimu ye polyester iya kubanzi.
Funda ngokugqithisileyo