Powerful Laser Blows up Thermometer!

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A thermometer is no match for a 1W blue laser and explodes within seconds of being exposed to the beam.

I get a lot of questions asking how "hot" a laser is, so here's why you can't measure it. (Blatantly disregarding that heat and power are completely different units...)

I built the blue laser in this video.

Check out to learn more about laser pointers, lasers, and laser pointer companies! I have been a member there for 8 years, and have received a bunch of help from the knowledgeable members there!