Which of the following is a major contributor to indoor air pollution?

Question

Quizplus · Accepted Answer

Secondhand smoke, also known as passive smoke or environmental tobacco smoke, is a major contributor to indoor air pollution. It contains a mixture of more than 7,000 chemicals, many of which are toxic and can cause cancer, respiratory diseases, and other health problems. Secondhand smoke is especially harmful to children, pregnant women, and people with existing health conditions.

Which of the Following Is a Major Contributor to Indoor