Part 4 · Plastics exhibition
Questions 31-40
Complete the notes below.
Write ONE WORD ONLY for each answer.
Plastics exhibition
History
- - first plastic developed to replace ivory in sports equipment
- - semi-synthetics, e.g. commercial celluloid used 31
- - experiments making plastics from 32 products were unsuccessful
- - earliest fabric to be produced was artificial 33
- - first plastic produced in a 34
- - invented by a 35 called Hendrik Baekeland
- - unusual because it becomes 36 when heated
Exhibition
Problems with display:
- - older plastic objects may release acidic 37
- - plastic objects degrade in 38
Popular exhibits:
- - chandelier made using recycled 39
- - 40 a made in Japan from semi-synthetic materials based on substances found in plantations