From Atoms to Materials

13.7 Environmental problems related to the use of materials A. Environmental problems related to the use of metals and plastics (p. 98) 1. The extraction, production and disposal of metal and plastic products have led to many environmental problems. B. Solutions to these environmental problems (p. 101) 2. Many environmental problems are caused by the extensive use of metals and plastics. We can apply the ‘4Rs’ principle to help ease these environmental problems. Chapter Review 13 From Atoms to Materials 111 © United Prime Educational Publishing (HK) Limited 2024 All rights reserved; no part of this publication may be reproduced, photocopied, recorded or otherwise, without the prior written permission of the Publisher. Sample