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is tied for the second most popular country for e-cigarettes, with use growing from 11% to 15% since 2020 (Source) According to a Statista Consumer Insights survey of selected countries, 15% of American adults use e-cigarettes at least occasionally, tying with Switzerland for second place

Open packs of cigarettes are generally allowed in both carry-on and checked luggage

Recreational use of cannabis is illegal except in the Australian Capital Territory where it has been decriminalised

Additives: Tobacco companies add numerous chemicals to enhance flavour, improve nicotine absorption (such as ammonia compounds), and make the smoke smoother