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1 sub-topic use osmosis
AQA · Chemistry · 4.10 Using resources
4.10.1Using the Earth's resources and obtaining potable water
required. Desalination can be done by distillation, or by processes that use membranes such as reverse osmosis. These processes require large amounts of energy. You should be able to describe the differences in treatment of ground
in Potable water and 2 other sections