(a)[2]
Fill in the table by naming one traditional material that each polymer has replaced.
(b)[3]
Discarding articles made from polymers after use is a serious environmental problem for two main reasons. Identify each reason and suggest a strategy that has been introduced to help deal with each one.
(c)[2]
One way to dispose of polymers is to burn them as a fuel to generate energy for small-scale power stations or district heating schemes. Identify one polymer that would not be suitable for this use, and explain why this is the case. Polymer: Reason:
(d)[3]
Polymers may be thermoplastic or thermosetting. Name a thermoplastic polymer. State which type of polymerisation makes thermoplastic polymers, and explain your answer using the polymer's structure.