Burning stuff with a giant fresnel lens + how a DLP projector works
7:40
Fully-Automatic Table Saw Cannon
6:02
Different Fresnel Lenses, Different Capabilities - Different TVs
7:37
Breaking into a massive 1000lb Safe with a Plasma Cutter
8:16
Impossible Water Fountain - DIY
13:30
Can We Melt a $1,000,000 GOLD BAR With a Giant Magnifying Glass?
13:42
This Car Travels Farther Than You Push It
9:28
40 Watt Laser Blaster!
7:13