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coins cleansing
Значение термина coins cleansing в knolik
coins cleansing - Coins cleansing
coins cleansing - Coins can be quickly cleansed by immersion in strong nitric acid, and immediate washing in water. If very dirty, or corroded with verdigris, it is better to give them a rubbing with the following:
- ½ oz. pure bichromate of potash.
- 1 oz. sulphuric acid.
- 1 oz. nitric acid.
Рядом со словом coins cleansing в knolik
| cloth, and clothing cleansing | В начало буква "" буквосочетание "" | copper vessels cleansing |
Статья про coins cleansing была прочитана 647 раз
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