Raws li ib qho ntawm cov khoom siv hauv tsev, cov phuam da dej feem ntau muaj kev sib cuag nrog tib neeg cov tawv nqaij, uas muaj kev cuam tshuam tsis zoo rau tib neeg kev noj qab haus huv.Feem ntau ntawm cov phuam da dej tsis tsim nyog yuav muaj teeb meem tsis zoo, thiab qee qhov muaj cov tshuaj tsw qab amines, uas yog cov carcinogens muaj zog.Yog li cas...
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