AQA GCSE Chemistry Topic 10 Using resources

Using the Earth's resources and sustainable development 0:15
Potable water 1:51
Required practical 8: analysis and purification of water 5:01
Waste water treatment 5:35
Alternative methods of extracting metals 7:33
Life cycle assessment 8:53
Ways of reducing the use of resources 10:46
Corrosion and its prevention 12:05
Alloys as useful materials 14:00
Ceramics, polymers and composites 15:10
The Haber process 18:05
The production of NPK fertilisers 19:14