Liquid glass is poured over a bath of liquid tin where it floats on top, gradually cooling until it can be lifted off, annealed to prevent cracking, cut and packaged.

Also, this all has to be done without oxygen, because tin dioxide will stick to glass

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[–] 17 points 3 years ago (1 child)

Glass doesn't flow, that's a myth from the fact that when people installed drawn glass they favoured putting the thicker side down so that it was more stable.

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