To Remove Old Enamel.

Ink Eradicators:

Two-solution Ink Remover.—
I.—(a)Citric acid 1 part
Concentrated solution of borax 2 parts
Distilled water16 parts

Dissolve the acid in the water, add the borax solution, and mix by agitation.

(b)Chloride of lime 3 parts
Water16 parts
Concentrated borax solution 2 part

Add the chloride of lime to the water, shake well and set aside for a week, then decant the clear liquid and to it add the borax solution.

For use, saturate the spot with solution (a), apply a blotter to take off the excess of liquid, then apply solution (b). When the stain has disappeared, apply the blotter and wet the spot with clean water; finally dry between two sheets of blotting paper.

II.—(a) Mix, in equal parts, potassium chloride, potassium hypochlorite, and oil of peppermint. (b) Sodium chloride, hydrochloric acid and water, in equal parts.

Wet the spot with (a), let dry, then brush it over lightly with (b), and rinse in clear water.