Explainer: What are e-cigarettes and are they safe?
Electronic cigarettes, more commonly known as e-cigarettes or e-cigs, have become a controversial topic since their arrival on the market 12 years ago. Now, with a new review from Public Health England suggesting that vaping could reduce the harm caused by conventional smoking, ITV News takes a look at some of the issues surrounding the devices.
2015-08-20
itv.com
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