Japanese concept car battles pongs with special seats that dispel offensive odours. Get a whiff of this. Mitsubishi has put a new spin on the automotive fight to save the environment when it introduced a concept at the Tokyo motor show today that makes the unexpected passing of wind a little less embarrassing. As part of a new interior package its calls ‘cocochi’, the PX-Miev’s upholstery incorporates an anti-allergen coating that Mitsubishi says breaks down offensive odours and volatile organic