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Purple - the color of the most expensive in history
In the ancient world the color purple was a rarity. The Greeks knew only one way to get a purple dye - it is extracted from a certain species of marine snails. For dye needed to collect and process a huge number of snails that determined the very high cost of violet. For many centuries, it could afford only very rich people, so many cultures purple color associated with the monarchy and the government.
via factroom.ru
