Peugeot Citroen to introduce Hybrid Air propulsion system by 2016

PSA Peugeot Citroen has revealed details of an innovative new fuel-efficient Hybrid Air propulsion system that it plans to put into it small and city-sized production cars by 2016. The Hybrid Air system is an alternative to a conventional petrol-electric hybrid set-up, with a compressed air tank taking the place of a battery pack, providing zero-emission driving ability in urban