Chii chinonzi tambo ine hushamwari hwezvakatipoteredza uye ndeapi maitiro ayo?Tambo dzine hushamwari kwezvakatipoteredza dzinoreva tambo dzisina simbi dzinorema se lead, cadmium, hexavalent chromium, mercury, nezvimwewo, haina brominated flame retardants, haiburitse halogen magasi anokuvadza,...
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