Claude BERTHOLLET (1748-1822) chemist. L.A.S., July 7, 1784; - Lot 215

Lot n° 215
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Claude BERTHOLLET (1748-1822) chemist. L.A.S., July 7, 1784; - Lot 215
Claude BERTHOLLET (1748-1822) chemist. L.A.S., July 7, 1784; 2 pages in-4. He reports on the results of his research on "the different tinning of iron. It was difficult to obtain information, because "the craftsmen always fear that one seeks to harm them and they like to make mystery of their processes". However, he discovered that the spursmiths use "for the bits of the bridle an alloy similar to that of Sr. Bernard but that the hard inequalities which were formed by the action of the teeth of the horses had made them abandon it"... About the tinning of kitchen utensils, he compares the virtues and the differences of the alloys of Biberel and Sr. Bernard; he agreed with Daubenton to carry out tests of a process proposed by a woman on the preparation of wools...
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