Do bans ever work? More and more teenagers in the UK say that they vape. And with sales of legal e-cigarettes banned to under-18s, many are turning to illegally produced products.
Illegal vapes contain toxic levels of lead
Crackdown: The number of children in Britain trying out vaping has risen by 50% in one year. Glossary
Kidderminster - A town in Worcestershire, England, with a population of nearly 60,000.
Arsenic - A chemical element which is very poisonous.
Formaldehyde - A colourless chemical used in many building materials.
Vaping - Using an electronic cigarette to breathe in nicotine or other drugs as a vapour.
Disposable - Intended to be thrown away after it is used.
Nicotine - The substance found in tobacco that people become addicted to. It can also be made artificially.
Organised crime - Planned criminal behaviour, often involving lots of people working together over a long time to make money. Organised crime often centres around the sale of illegal drugs.