Ondelios Flax Renault Concept Car, revealed today as a new eco concept car partly made from flax. The Ondelios is a 6-seater diesel hybrid that Renault says represents the "medium term future" of motoring. It'll be on show at next month's Paris Motor Show. Renault claims the flax bodywork is there for "for greater recyclability." Flax is certainly a renewable resource - unlike oil-based plastic - but I'm sceptical it has great potential for recycling in the car industry. A more credible eco claim is the use of carbon fibre and polycarbonate in the car's bodywork, which should reduce its weight and fuel consumption (like, say, the Axon). Renault reckons the car will manage 120g/km CO2, thanks to its aerodynamic design, light body, low resistance tyres and stop-start technology that saves fuel when you stop at lights. 120g would be pretty impressive for a car this size. The hybrid tech inside is of the 'mild' variety, meaning it'll assist y...