The Cotton Car: A Short History of a Very Strange Idea11 October 2024·1001 words·5 minsVehicle Engineering & Lifecycle Design Plastic Car AWZ P70 Duroplast East Germany Composite Materials Materials Science Plastic Cars Innovation History Design and Innovation Historical Case Studies Eastern Bloc CarsDiscover the fascinating story of the AWZ P70, East Germany's plastic car made from coal tar and cotton waste—a testament to post-war ingenuity and composite materials.