Carbon Fiber MPH Power Grid Wind 
Green Car Congress
SEPTEMBER 16, 2020
They are made of fiber-composite materials and, in keeping with Audi’s lightweight construction philosophy, each weighs just 26 kilograms (57.3 The ultra high-strength outer shell comprises two layers: an inner layer of carbon fiber-reinforced polymer (CFRP) and an outer layer of glass fiber-reinforced polymer (GFRP).
Green Car Congress
MARCH 20, 2011
The Wind Explorer pilot vehicle is a two-seated electromobile that weighs just 200 kg (441 lbs) and with a range of 400 kilometers (249 miles) per battery charge. The bodywork consists mainly of a carbon fiber composite with ROHACELL structural foam from Evonik Industries. Click to enlarge.
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