Today we're looking at the increasingly popular e-cigarette. In France, an estimated 1.5 million people puff on them on a regular basis: the market was worth around 275 million euros in 2013. In the US, however, e-cigarettes are just starting to take off. Tobacco heavyweights have already spotted the potential, and are making sure they take the lion's share of this burgeoning market.
Programme prepared by Elise Duffau and Patrick Lovett