BRONZING n.
The act or art of communicating to articles in metal, wood, clay, plaster, etc., the appearance of bronze by means of bronze powders, or imitative painting, or by chemical processes. Tomlinson.
CHALK n.
Finely prepared chalk, used as a drawing implement; also, by extension, a compound, as of clay and black lead, or the like, used in the same manner. See Crayon. Black chalk, a mineral of a bluish color, of a slaty texture, and soiling the fingers when handled; a variety of argillaceous slate. -- By a long chalk, by a…