Some green laser pointers not only emit a bright green beam but also invisible radiation at a hazardous level!
How do we make invisible radiation visible and how do you test your laser for this? Let's find out!

I'm on Patreon now: https://www.patreon.com/Brainiac75
Video on measuring wavelength of mislabeled laser: https://youtu.be/i9WS7Jo2TAY
All my videos: https://www.youtube.com/user/brainiac75/videos

FULL MUSIC CREDITS
Time codes: 0:00 + 2:18 + 9:18
Lightless Dawn by Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/
ISRC: USUAN1100655

Time codes: 0:41 + 5:05 + 7:24
Neo Western by Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/
ISRC: USUAN1100615

Time codes: 7:43 + 8:36
Impact Lento by Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/
ISRC: USUAN1100619