From Atoms to Materials

Write your ideas here: Reuse old plastic bottles to carry water Write your ideas here: Buy something only when you really need it Bring your own bags when shopping, rather than taking new plastic bags Think carefully before buying new electrical appliances or electronic devices Choose reusable products (porcelain* coffee cup) rather than non-reusable products (paper coffee cup that contains plastic parts) porcelain 瓷 Reuse We may reuse many metal or plastic products, instead of throwing them away. Solutions to these environmental problems We have just seen many environmental problems that are caused by the extensive use of metals or plastics. As users, we can help ease these problems by practising the ‘4Rs’ principle. Reduce To ease these problems, the best way is reducing the use of metal and plastic products. There are many ways to do so in our daily life: B Think about how you can practise ‘Reduce’ in your daily life. Fig. 13.37 Some ways to reduce the use of metal or plastic products Fig. 13.38 Some ways to reuse metal or plastic products Think about how you can practise ‘Reuse’ in your daily life. 101 13 From Atoms to Materials © 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