Best Ever Q&A Space Our World Nature History Science & Technology Human Body Senses & Organs Science of Life Chemicals & Matter Atoms & Molecules Materials Forces & Energy Sound Electricity & Magnetism Heat & Light Everyday Science Industry Transportation Computers Machines Ships Undersea Exploration Land Travel Cars Flight Structures Buildings Farming	Materials How is plastic recycled? What do we get from crude oil? What are composites? How is paper made? What materials come from plants? What are materials?   Previous: Back to Materials Book: Best Ever Q&A Section: Science & Technology Chapter: Materials