Plastics can also be divided into two unique groups on The idea of their chemical composition. Just one group is plastics that are created up of polymers acquiring only aliphatic (linear) carbon atoms inside their backbone chains. The first synthetic plastic – Bakelite – was made in 1907, marking the https://paxtonnvbi18418.wikihearsay.com/2669103/the_ultimate_guide_to_4x10_plastic_sheds