FUSIBILITY

That property by which solids a ume the fluid state. Some chemists have a erted that fusion is simply a solution in caloric; but this opinion includes too many yet undecided questions, to be hastily adopted. Fusibility of Metals, as given by M. The nard. | Centigr. | | | 1. | Fusible below a red heat. | Mercury | | -39 | ° | | | Pota ium | +58 | ° | | - | Gay Lu ac and The nard. | | Sodium | 90 | | Tin | 210 | | | - | Newton. | | Bismuth | 256 | | | Lead | 260 | | Biot. | | Tellurium | A little le fusible than lead.—Klaproth. | | Arsenic | Undetermined. | | Zinc | 370 | ° | | Brongniart. | | Antimony | A little below a red heat. | | Cadmium | | Stromeyer. | | Pyrometer of Wedge wood. | | | 2. | Infusible below a red heat. | Silver | | 20 | ° | | Kennedy. | | Copper | | 27 | | | - | Wedge wood. | | Gold | | 32 | | Cobalt | | A little le difficult to melt than iron. | | Iron | - | | 130 | | Wedge wood. | | 158 | Sir G. M’Kenzie. | | Manganese | | | 160 | | Guyton. | | Nickel | | As manganese.—Richter. | | Palladium | | - | Nearly infusible; and to be obtained at a forge heat only in small buttons. | | Molybdenum | | Uranium | | Tungsten | | Chromium | | Titanium | | - | Infusible at the forge furnace. Fusible at the oxyhydrogen blowpipe. See Blowpipe. | | Cerium | | Osmium | | Iridium | | Rhodium | | Platinum | | Columbium |