3 different types of tobacco PRODUCTS There is no safe form of tobacco Unveiling Tobacco Varieties: The Unique

Rapid progression to regular cigarette smoking among nonsmoking adolescents: interactions with gender and ethnicity

2017;12(12):CD001188

Harm reduction refers to a range of policies that reduce the risks associated with these behaviours, or encourage less risky behaviours, thereby enabling people to survive and live better in this case through access to safer nicotine products (SNP) aimed at encouraging people to switch away from cigarettes, one of the most dangerous ways of consuming nicotine

And perhaps not surprisingly, half a dozen under-21 regular vapers who live in towns where bans exist declined my requests to speak for this story

You can see more on this story on Inside Out South East on BBC One at 19:30 BST on Friday 31 March, and later on the BBC iPlayer