How does soap work? (3D Animation)
3:58
How does Soap Work?
6:15
Which is better: Soap or hand sanitizer? - Alex Rosenthal and Pall Thordarson
11:13
Soaps and Detergents
8:22
What Happens Inside Your Eyes - 3D Animation
4:34
What is an Emulsion?
2:56
Episode 2: Surfactant Chemistry
6:22
How Bath Soap is Made
11:55