Glossary, ContinuedC (Continued)CASEIN—A curd of milk and lime used as a binder in tempura paint.CAVALIER PROJECTION—A form of oblique drawing with the recedinglines drawn full scale at 45° to the orthographic front view.CD—See COMPACT DISK.CD ROM—See COMPACT DISK READ-ONLY MEMORY.CEL—Acetate overlays used in television art and animation.CEL LEVEL—The number of cels placed one over another on the samebackground and photographed at the same time.CENTER DISK—A drafting instrument that protects the paper surface fromdamage when drawing multiple concentric circles with a compass.CENTER OF INTEREST—The part of the picture that attracts the mostattention.CENTER LINE—Lines that indicate the center consisting of alternating longand short dashed evenly spaced.CENTER SPREAD—Two facing pages formed by one folded sheet ofpaper.CENTRAL PROCESSING UNIT—Also called CPU. The integrated circuit(IC) chip that controls the speed and processing power of the computer.CHAIN or CIVIL ENGINEER’S SCALE—A scale, generally triangular,divided in decimal units or units of 10.CHARACTER—Any letter, number, punctuation mark, or space in printedmatter.Continued on next pageAI-10
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