vaping - n. the action of breathing in and breathing out the vapor produced by an electronic cigarette or similar device

nicotine - n. a poisonous substance in tobacco that makes it difficult for people to stop smoking cigarettes

consequence - n. something that happens as a result of a particular action or set of conditions

flavor - n. the quality of something that you can taste

black market - n. a system through which things are bought and sold illegally

indicate - v. to show that (something) exists or is true
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