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71Blast furnace — A blast furnace is a type of metallurgical furnace used for smelting to produce metals, generally iron. In a blast furnace, fuel and ore are continuously supplied through the top of the furnace, while air (sometimes with oxygen enrichment) is… …
72List of oil field acronyms — Contents 1 # 2 A 3 B 4 C …
73Chevrolet Cosworth Vega — This article is about the Chevrolet Cosworth Vega. For general Vega information, see Chevrolet Vega. Chevrolet Cosworth Vega 1975 Chevrolet Cosworth Vega Hatchback Coupe Manufacturer Chevrolet Division of General Motors …
74Barbecue grill — This article is about the cooking appliance and should not be confused with the noun Barbecue . For other uses, see Restaurant. Food cooking on a charcoal grill A barbecue grill is a device for cooking food by applying heat directly from below.… …
75Statue of Liberty — For other uses, see Statue of Liberty (disambiguation). Statue of Liberty Locat …
76Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… …
77Grill (cooking) — There are multiple varieties of grills, with most falling into one of two categories: gas fueled and charcoal. There is a great debate over the merits of charcoal or gas for use as the cooking method between grillers. Electric indoor grills have… …
78Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
79Piano — Pianoforte redirects here. For earlier versions of the instrument, see Fortepiano. For other uses of Piano, see Piano (disambiguation). Piano Bösendorfer grand piano Keyboard instrument …
80Boiler — For the Limp Bizkit song, see Boiler (song). A portable boiler (preserved, Poland) …
