Question: Whats the legal age to smoke in usa?
Answer: 18
Disambiguated annotations:
qaPairs: question: Is their a legal age to smoke tobacco in usa, not purchase it?
answer: most states do not directly ban the consumption of tobacco by a minor
question: Whats the legal age for most people to smoke tobacco in the US prior to 2018?
answer: 18 years
18
question: In states where it is legalalized, whats the legal age to smoke cannabis in usa?
answer: 21