Chemical Ingredients Part 1

1 chemical ingredients   04:32

2 SYNTHETIC INGREDIENTS   10:38

3 HOW TO CHECK COSMETIC INGREDIENTS   18:09

4 types of chemical materials   15:49

5 Types of Chemical materials Part2   18:47

6 oils fats and waxes   11:40

7 natural waxes   13:48

8 mineral waxes   14:29

9 hydrocarbons   12:44

10 difference recap   13:21

11 Training