Multiple choice

Passive smoking is breathing in smoke from other people's cigarettes, cigars or pipes. Smoke that is breathed out by a smoker is called mainstream smoke. Which of the following is not passive smoking?

  1. A pregnant woman sitting in a room where her husband is smoking.

  2. A group of friends smoking by turns from a common cigarette.

  3. A woman standing in a market-place and inhaling smoke.

  4. A child standing with his grandfather who is smoking.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In this case all the people are smoking directly or actively.

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