According to the research on nicotine and cigarette smoking, which of the following statements is FALSE?
A) For a nonsmoker, 50 to 75 milligrams of nicotine taken in a single dose could be lethal.
B) A 30-minute exposure to one pinch of smokeless tobacco is equivalent to smoking three or four cigarettes.
C) Withdrawal symptoms for nicotine may last from two to six weeks and may even be worse than heroin withdrawal.
D) Secondary smoke can lead to minor respiratory problems, but has not resulted in any deaths.
Correct Answer:
Verified
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