On average,a smoker inhales mainstream smoke eight or nine times with each cigarette,for a total of about 24 seconds.

Name: On average,a smoker inhales mainstream smoke eight or nine times with each cigarette,for a total of about 24 seconds.
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Question

Quizplus · Accepted Answer

Mainstream smoke is the smoke that is directly inhaled and exhaled by the smoker. It is estimated that a smoker inhales mainstream smoke about eight or nine times per cigarette, which takes approximately 24 seconds in total. Therefore, the statement is true.

On Average,a Smoker Inhales Mainstream Smoke Eight or Nine Times