The destructive nature of 20th century warfare provided an impetus to search for alternative metals and plastics to cover large cranial defects.
en.wikipedia.org Products derived from plants include soaps, paints, shampoos, perfumes, cosmetics, turpentine, rubber, varnish, lubricants, linoleum, plastics, inks, chewing gum and hemp rope.
en.wikipedia.org Note that some plastics are used at high temperatures, e.g., in automobile engines, and others at low temperatures.
en.wikipedia.org Some marine species, such as sea turtles, have been found to contain large proportions of plastics in their stomach.
en.wikipedia.org It is used as a monomer for synthesis of plastics, and in a number of chemical syntheses.
en.wikipedia.org