concrete clinker
21Bottom ash — refers to the non combustible constituents of coal with traces of combustibles embedded in forming clinkers and sticking to hot side walls of furnace during the furnace working. The portion of the ash that escapes up the chimney or stack is,… …
22Melton Constable railway station — Melton Constable Location Place Melton Constable Area …
23Belite — is an industrial mineral important in Portland cement manufacture, a name for dicalcium silicate, Ca2SiO4, sometimes formulated as 2 CaO · SiO2 (C2S in cement chemist notation). The name was given by Törneborn in 1897 to a crystal identified in… …
24History of Alicante — The area around Alicante has been inhabited for over 7000 years, with the first tribes of hunter gatherers moving down gradually from Central Europe between 5000 and 3000 BC. Some of the earliest settlements were made on the slopes of Mount… …
25Strake — A strake is:#part of a boat or ship. It is a horizontal strip of wooden planking or steel plating on the exterior hull of a vessel, running longitudinally along the vessel from the stem to the stern. #a device for controlling air flow over an… …
26British post-war temporary prefab houses — were the major part of the delivery plan envisaged by war time Prime Minister Winston Churchill in March 1944, and legally outlined in the Housing (Temporary Accommodation) Act 1944, to address the United Kingdom s post–World War II housing… …
27Calcium aluminoferrite — (Ca2(Al,Fe)2O5) is a dark brown crystalline phase commonly found in cements. It also exists rarely in nature as brownmillerite.Properties of the pure phaseIn the absence of elements other than calcium, aluminium, iron and oxygen, calcium… …
28Coal combustion products — (CCPs) (also called coal combustion wastes (CCW)) are categorized in four groups, each based on physical and chemical forms derived from coal combustion methods and emission controls: Fly ash is captured after coal combustion by filters (bag… …
29technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
30Brick — For other uses, see Brick (disambiguation). An old brick wall in English bond laid with alternating courses of headers and stretchers …
