7:11

MHS Chem:Combustion of Acetylene

18:52

Let's Talk Oxy Acetylene

10:04

Anti-Bubbles

20:40

Making TNT

8:37

Carbide Cannon

17:29

Elon Musk exposes why Democrats don’t want ‘waste and fraud’ to be turned off

18:01

The True Scale Of Modern Nuclear Weapons

8:33

French Senator criticizes Trump