While the FDA has denied permission to market some e-cigarette products and has recently stepped up enforcement efforts, including warning letters, fines, injunctions to manufacturers and retailers, and joint operations with other federal officials to seize imports of unauthorized e-cigarette products, enforcement has been slow and many of the most popular e-cigarettes among youth remain on the market
The number of cigarettes in a pack can vary depending on the country and manufacturer, which can reflect cultural, economic, and regulatory factors
Cons: PG can produce less visible vapor then VG, so it isnt ideal for massive clouds
The Swedish crow-cleaning idea was a pilot/proposal, not a proven citywide solution
The team translated the findings from this study into user-friendly, tailored fact sheets for the 30 cities