through-type furnace
101Death Valley — For other uses, see Death Valley (disambiguation). Death Valley Satellite photo of Death Valley …
102Powder metallurgy — is the process of blending fine powdered materials, pressing them into a desired shape (compacting), and then heating the compressed material in a controlled atmosphere to bond the material (sintering). The powder metallurgy process generally… …
103List of words having different meanings in British and American English: A–L — Differences between American and British English American English …
104Nikolay Dobrokhotov — Nikolay Nikolaevich Dobrokhotov Born March 27, 1889(1889 03 27) …
105Watermill — This article is about a type of structure. For other locational uses see Milldam . For details of the technologies, see Water wheel and Mill machinery . A watermill is a structure that uses a water wheel or turbine to drive a mechanical process… …
106Crawley — For other uses, see Crawley (disambiguation). Borough of Crawley   Borough   Queen s Square, a large pedestrianised shopping area in the town centre …
107Central heating — unit A central heating system provides warmth to the whole interior of a building (or portion of a building) from one point to multiple rooms. When combined with other systems in order to control the building climate, the whole system may be a… …
108Conservatory of Flowers — Golden Gate Park Conservatory U.S. National Register of Historic Places …
109lead processing — Introduction preparation of the ore for use in various products. Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …
110nitrogen 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… …
