Chapter XI: Imitation Silver Alloys

Melting Imitation Alloys 166
Common Silver Alloy 167
Another 167
Another 168
Another 168
Another 168
Another 168
Another 169
Another 169
Another 169
Another 169
Another 170
Another 170
Chinese Silver 170
Imitation Silver 170
Another 171
Another 171
Another 171
Another 171
White Alloy 172
Clark's Patent Alloy 172
White Alloy 172
Alloy with Platinum 172
Alloy with Palladium 173
Uses for Imitation Alloys 173
Characteristics of Imitation Alloys 174

CHAPTER XII.

_Economical Process._

Working Loss 175
Lowest Estimate Real Loss 175
Total Working Loss 176
Shop Floors 177
Waste-saving Precautions 177, 178
Treatment of Waste 178
Burning of Polishings 179
Treatment of Waste Liquids 180
Processes for the Recovery of Silver from Waste Waters 180, 182
Chloride of Silver 183
Aqua-regia 183
Precipitating Silver in Waste Waters 183
Solution for Precipitation 184
Sediment in Collecting-vessels 185