“Bonfires and illuminations” refer directly to what we know as pyrotechnics and firework displays ... color pyrotechnic mix produces a red flame; copper, blue; barium, green; and sodium ...
When most of us think "fireworks ... or aluminum for white, sodium salts for yellow, strontium nitrate or carbonate for red, barium nitrate for green, copper salts for blue, and charcoal or ...
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