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submitted 2 years ago by Whirling_Cloudburst@lemmy.world to c/technology@lemmy.world

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

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[–] ColeSloth@discuss.tchncs.de 1 point 2 years ago

Until we stick it in an led!

I guess past the uv range we should just call them ED, but then you only think about erectile dysfunction.

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