Chapter VIII: On the Melting of Silver

Directions on Melting 94
Weighing Metal for the Crucible 94
Crucibles 95
Best Crucibles to employ 95
Fluxes: their Action on Crucibles 96
Fluxes employed in Melting 96
Testing the Soundness of a Crucible 97
Mixing various Metals for melting 97
Zinc a fusible Metal 98
Charcoal 99
Bad working Material 99
Plumbago Crucible for Melting 99
Tongs for Melting 100
Ingot-mould 100
Flux and the Pouring of Molten Metal 101
Protoxide of Zinc 102
Scrap Silver 102
Carbonate of Soda 102
Dissolving Impurities 103
Lead and Tin in Silver 103
Sal-ammoniac 103
Lemel 103
Mixture prepared for Crucible 104
Burning of Lemel 104
Skittle-pot for Lemel 104
Melting of Lemel 105
Another Mode of melting Lemel 106
Crucible for Lemel 106
Pouring of Lemel from Crucible 107