| Water glass | 5 parts |
| Soda lye, 40° B. (27 per cent) | 1 part |
| Ammonia water | 1 part |
Mix.
Removing Varnish, Etc.
To Remove Enamel And Tin Solder.
Removing Paint And Varnish From Wood.
| Flour or wood pulp | 385 parts |
| Hydrochloric acid | 450 parts |
| Bleaching powder | 160 parts |
| Turpentine | 5 parts |
This mixture is applied to the surface and left on for some time. It is then brushed off, and brings the paint away with it. It keeps moist quite long enough to be easily removed after it has acted.
Paste for Removing Old Paint or Varnish Coats.—
| I.— | Sodium hydrate | 5 parts |
|---|---|---|
| Soluble soda glass | 3 parts | |
| Flour paste | 6 parts | |
| Water | 4 parts | |
| II.— | Soap | 10 parts |
| Potassium hydrate | 7 parts | |
| Potassium silicate | 2 parts |
{189}