51�Թ�

Fluoric acid and Lilium tig. have pain confined to a small spot in any location, while Oxalic acid has a pain confined to small longitudinal spots.

Stereochromy, ster′ē-ō-krō-mi, n. a process of painting on stone or plaster-work, the colours rendered permanent by a solution of fluoric acid.—n.

It is the product of decomposed granite owing to the action of fluoric acid.

Flu′oride, a binary compound of fluorine with another element; Flu′orine, an elementary substance allied to chlorine, obtained chiefly from fluor; Flu′orotype, a photographic process in which salts of fluoric acid were employed for the purpose of producing images in the camera; Fluosil′icate, a compound of fluosilicic acid with some base.—adj.

Note.—The fluoric acid, which is partly absorbed by the water, in the above process, being very corrosive, should not be suffered to touch the hands, nor any valuable vessel whatever.