How City Water Purification Works: Drinking and Wastewater

Cities purify millions of gallons of drinking and wastewater daily. This incredible process happens behind the scenes, day and night. Let's take a closer look at the processes that make it all possible! I use Blender 3D to create these models. It's free and open source, and the community is...

12 min - How Things Work - Animagraffs

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