Answer:
Of the more than 7,000 chemicals in tobacco smoke, at least 250 are known to be harmful, including hydrogen cyanide, carbon monoxide, and ammonia (1, 2, 5). Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer.
Explanation:
Lay your head back and put a wet towel across your nose are we friends
Answer:
A-The CNS and the peripheral nervous system.
Explanation: