1. http://durablechromefactory.com/2. Chrome-tanned leather, invented in 1858, is tanned using chromium sulfate and other salts of chromium. It is more supple and pliable than vegetable-tanned leather, and does not discolor or lose shape as drastically in water as vegetable-tanned. Also known as wet-blue for its color derived from the chromium. More esoteric colors are possible using chrome tanning.
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