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09-23-2016, 01:43 AM
Thread: The London Journal, October 21, 1727.
by benhunt- Replies
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Even if it wasn't chromium oxide, I wonder if it...
Even if it wasn't chromium oxide, I wonder if it wasn't some sort of oxide. What was used for green dyes & green paint/pigments at that time? Cobalt oxide? Zinc oxide?
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