How are Non Combusted Cigarettes, Sometimes Called Heat Not Burn Products, Different from E Cigarettes and Cigarettes? FDA London, UK. 8th April, 2017. Vape Jam UK sees hundreds of vaping enthusiasts and electronic cigarette businesses attend the third instalment of Vape Jam convention at ExCeL London. Guy Corbishley Alamy Live The Testament When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to