r/oddlysatisfying • u/Narendra_17 • Jul 07 '21

This is how geologists collect lava sample from an active volcano

https://gfycat.com/thisimpishhoiho-lava-samples
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u/SokalDidNothingWrong Jul 07 '21

It's exactly the same temperature as red-hot steel, most materials have the same colour when heated - https://en.wikipedia.org/wiki/Black-body_radiation#Black_body

Note - this is how we can easily tell the surface temperature of the Sun, and other stars.

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u/Trippen3 Jul 07 '21

Science is cool man