When Were Mirrors Invented?
Polished obsidian, bronze, and copper were used as mirrors for thousands of years until Justus von Liebig invented the modern mirror in 1835.
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Polished obsidian, bronze, and copper were used as mirrors for thousands of years until Justus von Liebig invented the modern mirror in 1835.
Get your fix of fascinating trivia in our 5-minute newsletter.
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