Colored flames produced by different salts.
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Previously:
https://www.homemadetools.net/forum/...538#post170195
https://www.homemadetools.net/forum/...250#post150146
https://www.homemadetools.net/forum/...277#post154148
https://www.homemadetools.net/forum/...672#post190053
https://www.homemadetools.net/forum/...328#post188727
https://www.homemadetools.net/forum/...093#post187771
