Polishing powders are advantageously prepared according to the following recipes:
I.—Four pounds magnesium carbonate, 4 pounds chalk, and 4 pounds rouge are intimately mixed.
II.—Four pounds magnesium carbonate are mixed with 1/4 pound fine rouge.
III.—Five pounds fine levigated whiting and 2 pounds Venetian red are ground together.
| IV.— | Kieselguhr | 42 pounds |
|---|---|---|
| Putty powder | 14 pounds | |
| Pipe clay | 14 pounds | |
| Tartaric acid | 1 1/2 pounds |
Powder the acid, mix well with the others. This is styled “free from mercury, poisonous mineral acids, alkalies, or grit.” It may be tinted with 12 ounces of oxide of iron if desired.
Liquid Polishes.—
| I.— | Malt vinegar | 4 gallons |
|---|---|---|
| Lemon juice | 1 gallon | |
| Paraffine oil | 1 gallon | |
| Kieselguhr | 7 pounds | |
| Powdered bath brick | 3 pounds | |
| Oil lemon | 2 ounces | |
| II.— | Kieselguhr | 56 pounds |
| Paraffine oil | 3 gallons | |
| Methylated spirit | 1 1/2 gallons | |
| Camphorated spirit | 1/2 gallon | |
| Turpentine oil | 1/2 gallon | |
| Liquid ammonia fort | 3 pints | |
| III.— | Rotten stone | 16 av. ounces |
| Paraffine | 8 av. ounces | |
| Kerosene (coal oil) | 16 fluidounces | |
| Oil of mirbane enough to perfume. | ||
Melt the paraffine, incorporate the rotten stone, add the kerosene, and the oil of mirbane when cold.
| IV.— | Oxalic acid | 1/2 av. ounce |
|---|---|---|
| Rotten stone | 10 av. ounces | |
| Kerosene (coal oil) | 30 fluidounces | |
| Paraffine | 2 av. ounces |