refractory brick
81forsterite-fayalite series — Most important minerals in the olivine family and possibly the most important constituents of the Earth s mantle. These minerals occur as green to yellow, glassy crystals in many basic and ultrabasic rocks (see acid and basic rocks) and are also… …
82reverberatory furnace — Furnace used for smelting, refining, or melting in which the fuel is not in direct contact with the contents but heats it by a flame blown over it from another chamber. Such furnaces are used in copper, tin, and nickel production, in the… …
83firebrick — noun Date: 1793 a refractory brick capable of sustaining high temperatures that is used especially for lining furnaces or fireplaces …
84ganister — also gannister noun Etymology: origin unknown Date: 1811 a fine grained quartzite used in the manufacture of refractory brick …
85Chewelah, Washington —   City   Location of Chewelah, Washing …
86Silicosis — Classification and external resources ICD 10 J62 ICD 9 502 …
87Secunda — is a fairly new town built around coalfields in Mpumalanga, South Africa. It was named for being the second extraction refinery for oil from coal after Sasolburg.The town of Secunda was built from scratch when the construction of Sasol Two… …
88DSF — can mean: Deutsches Sportfernsehen, a German TV channel for sport Democratic Students Front, an independent political students organisation of Jadavpur University DSF Refractories Minerals Ltd, a British refractory brick manufacturer David Suzuki …
89Bonnybridge — infobox UK place country = Scotland official name= Bonnybridge scots name= Bonniebrig gaelic name= population= 6,870 [cite web|publisher=Scotland s Census Results Online|title =Comparative Population Profile: Bonnybridge Locality | url=http://www …
90Satka — This article is about the city. Satka ( ru. Сатка) is a city in Chelyabinsk Oblast, Russia, situated 190 km from Chelyabinsk, on the western slope of the southern Urals, on the bank of the Satka River. Population: 49,800 Census). HistorySatka was …
