Place the bottle in a tin box, to prevent it from falling over.
When using it wrap a little raw cotton around a pointed stick, moisten with water, and dip in the acid, and then rub the china tell the color is removed.
Hydrofluoric acid should only be resorted to, to remove a small inaccuracy or disfigurement after firing, and is not intended to be used to take of an entire decoration.
Sometimes a small pointed stick, like a tooth-pick, will serve the purpose without the cotton, Ample precaution for accidents should be taken, before using, to have plenty of water and rags with reach.
Sweet oil is an antidote. The acid is usually diluted with water before using, at the fumes arising from the pure acid are not only exceedingly unpleasant to inhale, but likely to attack the glaze of china near where it is applied.
Unless a person is exceedingly careful, and able to guard against every possible accident, it should be let severely alone. It is mentioned here as the only thing to remove color when once fired.
An abundance of old, soft rages, as devoid of lint as possible, will be found a great convenience, if not an absolutely essential requisite ; and last, but not least, among the needfuls, may be mentioned plenty of courage and perseverance, determination, and unlimited patience. Though not purchasable commodities, these are quite as necessary to the equipment for painting china as anything mentioned.
Boxes are made especially to contain this outfit. They are of japanned tin or polished wood, and are divided into compartments. The following is one of many styles and sizes, is very compact , and is recommended..not shown.
