how many chemicals cause cancer in cigarettes What do we know about the health risks of thirdhand smoke? Can smoking cause cancer? —

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Prof Anna Gilmore, director of the Tobacco Control Research Group (TCRG), said: The underlying rate of decline in tobacco sales almost doubled after these policies were implemented. The number of cigarettes sold in the UK was falling by about 12m a month before the measures were introduced in May 2017, according to the TCRG, which is based at the University of Bath

Ethics statements Patient consent for publication Footnotes Twitter @BathTR, @BathTR, @BathTR Contributors KE-R and KL conceived the original idea for the paper

Image from Ebay.com Lighters like these usually sell for a pretty hefty price

Simply put, it's not a magic tool, but a gentler alternative