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sulfur concrete

См. также в других словарях:

  • Sulfur — This article is about the chemical element. For other uses, see Sulfur (disambiguation). phosphorus ← sulfur → chlorine …   Wikipedia

  • sulfur bacterium — ▪ biology plural  Sulfur Bacteria,         any of a diverse group of microorganisms capable of metabolizing sulfur and its compounds and important in the sulfur cycle (q.v.) in nature. Some of the common sulfur substances that are used by these… …   Universalium

  • sulfur bacteria — several species of bacteria, esp. of the genera Beggiatoa and Thiobacillus, that have the ability to utilize sulfur or inorganic sulfur compounds as an energy source. [1900 05] * * * Any of a diverse group of bacteria that are capable of… …   Universalium

  • Lunarcrete — Laboratory determined properties for lunarcrete[1][2] Compressive strength 39–75.7 N/mm2 (MPa) Young s modulus 21.4 kN/m2 Density 2.6 g/cm3 Temperature coefficient …   Wikipedia

  • environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

  • environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

  • steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …   Universalium

  • Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …   Wikipedia

  • mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

  • technology, 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… …   Universalium

  • Acidithiobacillus — Taxobox color = lightgrey name = Acidithiobacillus regnum = Eubacteria phylum = Proteobacteria classis = Gamma Proteobacteria ordo = Acidithiobacillales familia = Acidithiobacillaceae genus = Acidithiobacillus subdivision ranks = Species… …   Wikipedia

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