carbide of iron
71Bhopal disaster — The Bhopal disaster was an industrial disaster that occurred in the city of Bhopal, Madhya Pradesh, India, resulting in the immediate deaths of more than 3,000 people, according to the Indian Supreme Court. A more probable figure is that 8,000… …
72Cutting tool (machining) — In the context of machining, a cutting tool (or cutter) is any tool that is used to remove material from the workpiece by means of shear deformation. Cutting may be accomplished by single point or multipoint tools. Single point tools are used in… …
73Damascus steel — For Damascus Twist barrels, see Skelp. For the album of the same name, see Damascus Steel (album). Close up of a 16th century Iranian crucible forged Damascus steel sword Damascus steel was a term used by several Western cultures from the… …
74Silicon — Not to be confused with the silicon containing synthetic polymer silicone. aluminium ← silicon → phosphorus C ↑ Si ↓ Ge …
75mining — /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… …
76Materials science — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Materials science is an interdisciplinary field applying the properties of matter to various areas of… …
77Silicon nitride — Preferred IUPAC name Silicon nitride …
78Cat's-whisker detector — Galena cat s whisker detector Precision cat s whisker d …
79Intergranular corrosion — (IGC), also termed intergranular attack (IGA), is a form of corrosion where the boundaries of crystallites of the material are more susceptible to corrosion than their insides. ( Cf. transgranular corrosion.)This situation can happen in otherwise …
80Oxy-fuel welding and cutting — Oxyacetylene redirects here. For the song, see Cubanate. Side of metal, cut by oxygen propane cutting torch …
