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pigment creation
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The Science and Art of Crafting Blue: How Do I Make Blue?
The paradox of blue is that it’s both everywhere and elusive. Humans see it daily, yet until the 19th century, how to make blue was a closely guarded secret...
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The paradox of blue is that it’s both everywhere and elusive. Humans see it daily, yet until the 19th century, how to make blue was a closely guarded secret...