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51coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
52Glass production — Glass is common in everyday life, from glass windows to glass containers. The manufacture of glass for everyday purposes may involve complexity and automation. This article deals with the mass production of glass. Glass container productionGlass… …
53railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
54German battleship Scharnhorst — Scharnhorst Career (Nazi Germany) …
55Boat — A boat is a watercraft of modest size designed to float or plane on water, and provide transport over it. Usually this water will be inland (lakes) or in protected coastal areas. However, boats such as the whaleboat were designed to be operated… …
56List of IARC Group 2B carcinogens — Substances, mixtures and exposure circumstances in this list have been classified by the IARC as Group 2B: The agent (mixture) is possibly carcinogenic to humans. The exposure circumstance entails exposures that are possibly carcinogenic to… …
57Solar hot water — is water heated by the use of solar energy. Solar heating systems are generally composed of solar thermal collectors, a fluid system to move the heat from the collector to its point of usage. The system may use electricity for pumping the fluid,… …
58History of the petroleum industry in Canada (frontier exploration and development) — discoveries took place near population centres or along lines of penetration into the frontier. The first oil play, for example, was in southern Ontario. The first western natural gas discovery occurred on a Canadian Pacific Railway right of way …
59plant disease — ▪ plant pathology Introduction an impairment of the normal state of a plant that interrupts or modifies its vital functions. All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …
60LNG El Paso Sonatrach — The LNG El Paso Sonatrach was a liquefied natural gas carrier of the El Paso Marine Corporation which was active in the late 1970s. Although she was US owned, the ship was registered in Liberia because of tax and economical reasons. History The… …
