A finely ground powdered form of smokeless tobacco is :

A finely ground powdered form of smokeless tobacco is
 
  A) snuff.
  B) bidis.
  C) chewing tobacco.
  D) plugs.

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Tim enjoys a cigar occasionally when he and his buddies watch a football game. When he inhales, he is exposed to
 
  A) voluntary smoke.
  B) mainstream smoke.
  C) sidestream smoke.
  D) involuntary smoke.

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When Paul, a nonsmoker, meets his friend Zack, a smoker, for a drink, he is exposed to the smoke released from Zack's burning cigarettes and the smoke Zack exhales. This smoke is known as
 
  A) passive smoke.
  B) mainstream smoke.
  C) sidestream smoke.
  D) involuntary smoke.

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Smokers who quit cold turkey
 
  A) simply decide to not smoke again.
  B) belong to support groups.
  C) get help from a treatment program.
  D) gradually reduce their dependence on nicotine.

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Smokers are up to how many times more likely to die from emphysema and other lung disease than nonsmokers?
 
  A) 5 times
  B) 10 times
  C) 20 times
  D) 25 times