Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines .
Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines .
烟草的很多成分都会引起有机体突变以及致癌,如烯烃化合物,亚硝胺,多核芳香烃以及多环碳氢化合物和铵.