Cable e se nang tikoloho ke eng, 'me litšobotsi tsa eona ke life?Lithapo tse nang le botsoalle tikolohong li bua ka likhoele tse se nang litšepe tse boima joalo ka lead, cadmium, hexavalent chromium, mercury, joalo-joalo, ha li na li-brominated flame retardants, ha li hlahise likhase tse kotsi tsa halogen,...
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