- 🔎
- By Subject
- By Academic Standard
Our latest release
Vaults
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.
Click and drag the 
to observe a specific stage of the process.
Enroll your school to take advantage of the sharing options. Once registered, the links below will include activation codes.
