Question

Carbon monoxide, a substance found in tobacco smoke, is also found in __________. A. household cleaning products B. vehicle exhaust C. nail polish remover D. paint thinner

Answer 1

B. vehicle exhaust
this is because of the engine. 

Answer 2

Answer: Vehicle Exhaust

Explanation:

Carbon monoxide is one of the green house gases and a pollutant as well. This gas is very harmful for the plant, animals and human beings.

Carbon monoxide is released from the vehicle exhaust which pollutes the environment and causes respiratory disorders.

This gas is also found in the tobacco smoke which is also released in the environment.