Testing dangerous DIY "medical" lasers from eBay
19:41
I converted my microwave into a LASER oven!
19:17
2020 World's most powerful CW handheld laser
14:20
Cracking Any Lock from $1 to $500
19:06
Dangerous tattoo remover from eBay is a MILLION watt laser
11:18
100% Invisible IR death ray laser!
21:23
Custom Transformer Shatters All Voltage Records (ft. 3D Printing Nerd)
24:29
Testing CRAZY chemistry recipes from a 1933 formulary book (part 4)
20:02