From a current exhibition on child labor in the swiss national museum.

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[–] 3 points 9 months ago

Ah, the good ol' days! /s

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  • [–] -1 points 9 months ago

    Wait! They were lasers? How many watts? Was their mode good? Were they DC lasers or high power peak to peak lasers! So many questions! Was their M^2 acceptable? How about polarization.... Oh my God! They made cotton lase?!!!! Could they make other solids lase back in the day? Wood? Stone!?

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