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Water purification

Learning objectives

  • To illustrate the main stages of water treatment.

The water we drink comes from surface water, like rivers and lakes and, from underground aquifers found in various geological formations. Unless the water collected is already of very high quality, it undergoes various treatment processes that remove any contaminants that could be harmful to human health.

This animation follows step by step the different stages of the process which combines physical, chemical and biological actions.

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