. The American encyclopædia of commerce, manufactures, commercial law, and finance. yed as asubstitute for hair in making plaster for rooms,and sometimes used for stuffing beds. Chaffer, to bargain ; to cheapen ; to haggle. Chaffery, a name given to that part of a foun-dry where the forges are placed for hamnieringiron into bars. Chafing-Dish,a vessel for hold-ing charcoal orcoal to give heat. Chagreen. See SUAGREKN. Cbagres. SeeColo Ml! I A ( oi--). Chain,a lino nfconnected links nfany kind. — A lin-eal measure usedin surveying orplotting, made oflinks of iron wireunited
. The American encyclopædia of commerce, manufactures, commercial law, and finance. yed as asubstitute for hair in making plaster for rooms,and sometimes used for stuffing beds. Chaffer, to bargain ; to cheapen ; to haggle. Chaffery, a name given to that part of a foun-dry where the forges are placed for hamnieringiron into bars. Chafing-Dish,a vessel for hold-ing charcoal orcoal to give heat. Chagreen. See SUAGREKN. Cbagres. SeeColo Ml! I A ( oi--). Chain,a lino nfconnected links nfany kind. — A lin-eal measure usedin surveying orplotting, made oflinks of iron wireunited surveyors 22 yardsor 702 inches,which, being clivi-ded into 10(» links, lor each lilik. Iht-square C. is thelOtli of an acre,or 484 sq. yards. Chain-Boat, asubstantial boatused in harborsfor getting upmooring chains oranchors. Chain-Bolts, the large bolts used to secure tothe shii)s side the links, or dead-eyes, throughwhich the standing rigging is rove. Chain-Bridge, a suspension-bridge. Chain-Cable, a mooring or anchoring cablemade of stout iron rings. See 135 CIIALCEDOXY Chain-Plates, strong thick plates of iron usedin mercliant-vesscls, bolted to the ships side, in-stead of chains to the dead-eyes, for holding theblocks by which the rigging of the mast is se-cured. They take their name from the mast, andare hence called fore-chains, main-chains, or niiz-zen-chains. Chain-Pump, an hydraulic machine (Fig. 67)for \\:i(er to a small height. Chaiii-Rule, or Rule of Equations, an arith-metical formula, which is of great practical utility,particularly in exchange operations. It is so calledfrom the terms being stated as equations, and con-nected, as it were, by a chain, so as to obtain byone operation the same result as by any numberof different questions in the rule of three. Theprinciple may be familiarly illustrated as fol-lows:— Required the number of Grecian drachmas whichmay be had for -SSOO, reckoning •51 = 5 Frenchfrancs, a
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