Today's Rocket Words: Your 5 words and meanings to learn
polymer
a substance made up of many small molecules (monomers)
synthetic polymer
human-made polymers; they are generally found in consumer products or food packaging
polyethene
a tough, light flexible synthetic resin made by polymerising ethene, chiefly used for plastic bags, food containers, and other packaging
natural polymer
occur in nature and can be extracted; e.g. silk and wool
polymerisation
a process of reacting monomer molecules together in a chemical reaction to form polymer chains