Did You Know?
Glass consists of 60% sand, 30% potash and soda ash, and 10% lime. In 1608, sand was gathered from the beach, potash is wood ash, soda ash is seaweed ash, and lime is crushed oyster shells
Today we use natural gas to melt the sand mixture at almost 3000 degrees. In 1608, hard woods were used, and it took about two weeks to achieve a melt.
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