Unfortunately, the Food and Drug Administration (FDA) announced in July 2017 that it would delay until 2022 the requirement that e-cigarette companies submit their products, including all ingredients, to FDA for review
NHIS Early Release: Wireless Phone Use
The rough cigarette comparison (real-world estimate) This is where things get more subjective, but most experienced users and discussions tend to land around: 1 cigarette 1015 vape puffs (rough average) That range depends on: how hard you inhale nicotine strength (50mg vs lower) device airflow how chain vape vs casual smoke you are So if we do the math: 9000 puffs 10 = 900 cigarettes (high estimate) 9000 puffs 15 = 600 cigarettes (lower estimate) Realistic range: A 9000 puff vape 600 to 900 cigarettes Thats roughly: 30 to 45 packs of cigarettes (if 1 pack = 20 cigarettes) But Reddit-style truth: it doesnt feel that simple If you read actual user experiences, youll see a different tone: Some say: My 9000 puff lasted like 12 weeks, felt like a carton of cigs. Others say: No way it equals 900 cigarettes, maybe half that if you actually hit it hard. Heavy users usually burn through it way faster than expected

"Having investigated fully with our supplier, we have concluded that it's unlikely the e-cigarette was sold within the packaging, and provided a gesture of goodwill for the inconvenience of the issue." The family, from Havant, initially complained to their local store, where they spend "thousands" of pounds, which they say then gave them a 10 voucher and some chocolate for their children