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Archimedes famously used mirrors to burn a fleet invading Syracuse: https://en.wikipedia.org/wiki/Burning_glass https://en.wikipedia.org/wiki/Burning_glass
by primitivesuave 5y ago
Archimedes famously used mirrors to burn a fleet invading Syracuse: https://en.wikipedia.org/wiki/Burning_glass https://en.wikipedia.org/wiki/Burning_glass