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Electronic cigarette controls: Stephen Williams and Amish Badiani

11 July 2013 Last updated at 15:07 BST

The EU is trying to regulate the sale of electronic cigarettes - used by some as an aid to quitting smoking - by classifying them as medicines.

The use of them, including by Daily Politics guest Laurie Penny on-air, can lead to complaints from others who think people are smoking traditional cigarettes, and so breaking the law.

Liberal Demcorat MP Stephen Williams, chair of the all-party parliamentary group on smoking and health, and Amish Badiani, a director of a small business selling electronic cigarettes, debated their use and the potential new rules on their use.

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