As for things that prevent children from smoking, Hurt cites higher cigarette taxes and smoke-free zones, like offices and restaurants.

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Public places and most workplaces were first to introduce smoke-free rules in 2006, followed by restaurants in 2007 and bars serving food in 2010.

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The proposals mean all restaurants in England would be smoke-free, along with pubs and bars serving food, she added, and "non-food" pubs and bars will be free to choose whether to allow smoking, or be smoke-free.

BBC: NEWS | UK | UK Politics | Cabinet agrees England smoke ban