Yini Amalahle Ethayela Eliguquguqukayo

Ukuguquguquka kwetiyela yamalahle kumele iqembu elibalulekile lezinto ngaphakathi kokukhipha kuhhavini we-coke, ehlanganisa ama-carcinogens aziwayo njenge-benzo(a)i-pyrene ne-benzo(b)i-anthracene.