weight of structure
121Dam — This article is about structures for water impoundment. For other uses, see Dam (disambiguation). Hoover Dam, a concrete arch gravity dam in Black Canyon of the Colorado River. Lake Mead in the background is impounded by the dam …
122Fly system — Fly loft of the Theater Bielefeld in Germany A fly system, flying system or theatrical rigging system, is a system of lines (e.g. ropes), blocks (pulleys), counterweights and related devices within a theatre that enable a stage crew to quickly,… …
123carbohydrate — /kahr boh huy drayt, beuh /, n. any of a class of organic compounds that are polyhydroxy aldehydes or polyhydroxy ketones, or change to such substances on simple chemical transformations, as hydrolysis, oxidation, or reduction, and that form the… …
124Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …
125primate — primatal, adj., n. primatial /pruy may sheuhl/, primatical /pruy mat i keuhl/, adj. /pruy mayt/ or, esp. for 1, /pruy mit/, n. 1. Eccles. an archbishop or bishop ranking first among the bishops of a province or country. 2. any of various… …
126Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed …
127industrial polymers, chemistry of — Introduction structure and composition of chemical compounds made up of long, chainlike molecules (molecule). What distinguishes polymers from other types of compounds is the extremely large size of the molecules. The size of a… …
128oxidation–reduction reaction — ▪ chemical reaction Introduction also called redox reaction any chemical reaction in which the oxidation number of a participating chemical species changes. The term covers a large and diverse body of processes. Many oxidation– reduction… …
