partial central heating
51Schools — • History and development of education as related to the church Catholic Encyclopedia. Kevin Knight. 2006. Schools Schools † …
52Three-drum boilers — Three drum boiler, casing removed …
53List of Statutory Instruments of the United Kingdom, 1996 — This is a complete list of all 2071 Statutory Instruments published in the United Kingdom in the year 1996. NOTOC 1 100* Insurance Companies (Pension Business)(Transitional Provisions) (Amendment) Regulations 1996 S.I. 1996/1 * Sea Fishing… …
54List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
55Germany — /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.… …
56interior design — 1. the design and coordination of the decorative elements of the interior of a house, apartment, office, or other structural space, including color schemes, fittings, furnishings, and sometimes architectural features. 2. the art, business, or… …
57thunderstorm — /thun deuhr stawrm /, n. a transient storm of lightning and thunder, usually with rain and gusty winds, sometimes with hail or snow, produced by cumulonimbus clouds. Also called electrical storm. [1645 55; THUNDER + STORM] * * * Violent, short… …
58Carbon tax — Part of a series on Green economics Concepts …
59Cement kiln — Cement kilns are used for the pyroprocessing stage of manufacture of Portland and other types of hydraulic cement, in which calcium carbonate reacts with silica bearing minerals to form a mixture of calcium silicates. Over a billion tonnes of… …
60nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …