Liquid air made a splash. Sadly it’s not often that an engineering story – unless it’s a nuclear reactor going into meltdown or an aircraft downed by a birdstrike – gets a lot of airtime in the mainstream media. But yesterday’s carefully co-ordinated effort by the IMechE, Highview Power Storage, a number of academics and the automotive engineering consultancy Ricardo to make the world sit up and pay attention to liquid air paid off.

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