Broad spectrum grow light teardown
14:42
Light with a novel ceiling attachment system - with schematic
17:04
TOO BRIGHT Car Headlamps!?! | Laser LEP vs. LED vs. Halogen | Stronger than Sunlight
20:30
Squirty foam duck - destructive teardown
35:46
What Happened to the World's Largest Tube TV?
22:59
La paradoja de la cúpula: una laguna en las leyes de Newton
14:44
JV100 soldering iron - the forbidden user guide
27:59
Taking X-rays Using Grandma's Radioactive Dishes
32:51