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Updated: May 6, 2025
The boron was next introduced into a small clay crucible, and intensely heated in a current of hydrogen gas, for the purpose of rendering it more dense and destroying its pyrophoric properties, and was lastly introduced into a combustion tubing, heated to bright redness, and a stream of dry carbonic anhydride passed over it, in order to separate the carbon, finally pure boron being obtained.
The riches and weapons of the whites have no charms for them, and the memory of their massacred and hunted relatives will never die until the last of the race sleep amid the islands of the great lakes of the interior; but when they saw me shake coals of fire at will from a wand filled with pyrophoric lead, they felt at once that I must be of another race than their persecutors."
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