reinforced polymer concrete
51Epoxy — In chemistry, epoxy or polyepoxide is a thermosetting epoxide polymer that cures (polymerizes and crosslinks) when mixed with a catalyzing agent or hardener . Most common epoxy resins are produced from a reaction between epichlorohydrin and… …
52Wood — Wooden redirects here. For other uses, see Wooden (disambiguation). Heartwood redirects here. For other uses, see Heartwood (disambiguation). This article is about the substance. For small forests, see woodland. For wood as a commodity, see… …
53Geoffrey Pyke — Geoffrey Nathaniel Pyke (9 November 1893 ndash; 22 February 1948) was an English journalist; a spy and spy master; an educationalist and later an inventor whose clever, but unorthodox, ideas could be difficult to implement. In lifestyle and… …
54Nuclear facilities in Iran — Main article: Nuclear program of Iran Nuclear program of Iran …
55Silicon carbide — Chembox new Name = Silicon carbide ImageFile = Silicon carbide 3D balls.png ImageSize = 140px ImageName = Ball and stick model of part of a crystal of SiC ImageFile1 = silicon carbide detail.jpg ImageSize1 = 140px OtherNames = Section1 = Chembox… …
56Random walk — A random walk, sometimes denoted RW, is a mathematical formalization of a trajectory that consists of taking successive random steps. The results of random walk analysis have been applied to computer science, physics, ecology, economics and a… …
57Continuous filament winding machine — CFW Machine …
58Asbestos — For other uses, see Asbestos (disambiguation). Fibrous asbestos on muscovite …
59Hadeed — Infobox Company name = Hadeed company type = Private foundation = 1979 location city = Jeddah and Al Jubail location country = flagicon|Saudi Arabia Saudi Arabia location = locations = key people = area served = industry = Steelmaking products =… …
60Model aircraft — A die cast Boeing 747 400 model. Model aircraft are flying or non flying models of existing or imaginary aircraft using a variety of materials including plastic, diecast metal, polystyrene, balsa wood, foam and fibreglass. Flying designs range… …
