The carcinogenic ingredient of Tobacco smoke is
A. Nicotine
B. N-nitrosomethylene/polycyclic aromatic hydrocarbons
C. Tar
D. All the above.
Answer:D
The carcinogenic ingredient of Tobacco smoke is
A. Nicotine B. N-nitrosomethylene/polycyclic aromatic hydrocarbons C. Tar D. All the above.