Chief of party to Choke Coil.

Chief of party. A civil engineer who is in charge of the surveying party in the field.' He is responsible to the chief engineer.
Chieffonier. (Furn.) An ornamental cabinet with shelves and drawers; a high, narrow bureau chill. A me­tallic mold into which specially mixed molten iron is poured to produce a hard casting.
Chilled casting. (Mach.) Casting made in an iron or steel-faced mold. The rapid cooling which takes place in such a mold tends to increase the hardness of the cast­ing
Chime. An apparatus for striking a bell or bells so as to produce a mu­sical sound, as one used as a door­ bell.
Chimera. (Furn.) A mythical fire­ breating monster, often used for ornamental purposes.
Chimney. (Arch. and Engin.)A ver­tical flue for drawing off the prod­ucts of combustion from a stove, a furnace, a fireplace, or some other smoke and gas-producing source.
Chimney breast. (Arch.) That sur­face of a wall which projects into a room at the place where a chimeny passes through it. This breast is usually made much wider than the chimney itself, to accomodate a mantel or to im­prove the appearance of the room:
.Chimney lining. (Arch.) The tile flues placed within a chimney. Same as chimney flue.
China. (Ceram.) A term applied to por­. celain ware.
China clay. (Pot.) A very pure, whiteclay, in the form of a fine powder, used to form the paste of porcelain. A clay used as a filler for paper; also used in making a coating mixture.
China stone. (Cream.} Partly rotted feldspathic rock, used as a flux. Also called Cornish, or Cornwall stone.
Chine. (Aero.) The intersection of the bottom with the sides or deck of a seaplane float.
Chinoiserie. (Furn.) Chinese style of ornamentation.
Chip. (Shop~k.) To remove particles as with a hanuner and chisel. A small piece broken or scaled off. Also pieces of metal removed in a machin­ing process, as a lathe chip. .
Chip board. (Bookbndg.). Cover board made from wood pulp, chips, and paper; used for folding boxes and similar containers.
Chip breaker. (Mach.) A groove ground on a tool back of the cutting edge which causes chips to curl and break.
Chip carving. The making of an orna­mental design, usually geometric, by the removal of a number of similar chips, with a small carving tool.
Chippendale. (Furn.) Style named after English furniture designer, Thomas Chippendale (1718-1799). Pieces usually of mahogany or walnut; sometimes used softwood, japanned

Chipping. (Shopwk.) The cutting of metal with cold chisel and hammer.
Chip space. In a jig, fixture, or ma­chine, a space provided f~r the clearnace of chips or cuttings so as not to interfere with tooling opera­tions.
Chisel. (Shopwk.) Tool of great va­riety whose cutting principle is that of the wedge.
Chisel cape. (Shopwk.) Chisel with a narrow blade for cutting keyways and ~imilar work in metal.
Chisel, cold. (Shopwk.) Any chisel for cutting cold metal.
Chisel, diamond. (Shopwk.) Similar to a cape chisel, but with a square end and cutting edge at one comer. Used for cutting a sharp-bottomed groove.
Chisel, round. (Shopwk.) A rounded chisel with the cutting edge ground back at an angle. used for cutting oil grooves and similar work.
Chloride. (Chern.) A compound of chlorine with another element or radical; a salt or ester of hydro­chloic acid.
Chloride of lime. (Chern.) CaOCL2. "Bleaching powder" or bleaching lime. Obtained by treating lime with chlorine gas. Uses as a bleach and as disinfectant.
Chlorinate. (Plost.) To treat with chlo­rines gas.
Chlorinated wool. (Textile) Wool which has been treated with bleach­ing powder and other material to give luster, increase its affmity for certain dyes, and to destroy its felting property.
Chlorine. ( Chern. ) A greenish-yellow, poisonous, liquefiable gaseous element with an offensive odor (C~). Derived by the electrolysis of sodium chloride in solution. Used for textile bleaching, water purification, poison gas, etc.
Chloroform. (Chern.) An aromatic liq­uid; formula CRCl); used as an anesthetic and solvent.
Chocks. Blocks in front or in back of wheels of a stationary vehicle to pre­vent motion.
Choke. (Auto.) A fixed or variable de­vice used to reduce the amount of air. and thus increase the richness of the gas mixture in the carburetor.
Choke Coil. (Elec.) Turns of wires wound inductively, usually on an iron core, which retard rapid change of a varying electric current.­