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A modern computerised gas carburising furnace. Carburizing, or carburising, is a heat treatment process in which iron or steel absorbs carbon while the metal is heated in the presence of a carbon-bearing material, such as charcoal or carbon monoxide. The intent is to make the metal harder and more wear resistant. [ 1 ]
Ironton Railroad. The Ironton Railroad was a shortline railroad in Lehigh County, Pennsylvania. Originally built in 1861 to haul iron ore and limestone to blast furnaces along the Lehigh River, traffic later shifted to carrying Portland cement when local iron mining declined in the early 20th century. Much of the railroad had already been ...
The temperature of the inner core can be estimated from the melting temperature of impure iron at the pressure which iron is under at the boundary of the inner core (about 330 GPa). From these considerations, in 2002, D. Alfè and others estimated its temperature as between 5,400 K (5,100 °C; 9,300 °F) and 5,700 K (5,400 °C; 9,800 °F). [ 5 ]
The following is a list of episodes from the American television series Walker, Texas Ranger.A total of 203 episodes aired from April 21, 1993, to May 19, 2001. Although some sources identify the first four episodes aired at the end of the 1992–1993 television season, as the first season (making nine seasons in the series overall), [1] [2] those episodes are included in the Season 1 (1993 ...
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The following is a list of episodes of Time Team, a British television/web programme about archaeology, that aired on Channel 4 from 16 January 1994 to, [1] 7 September 2014. In 2022 Time Team returned on YouTube, with Series 21 onwards presented by Gus Casely-Hayford. It was first made available, 18 March 2022.
"The 4 Marys Go Go Dance All Night at the Groovy Cellar" by Captain Sensible "4AM in Leicester Square " by Jaguar "4.50 From Paddington " by Ken Howard and Alan Blaikley
Corinthian bronze ( gold, silver) Cunife ( nickel, iron) Cupronickel ( nickel) CuSil ( silver) Cymbal alloys ( tin) Devarda's alloy ( aluminium, zinc) Hepatizon ( gold, silver) Manganin ( manganese, nickel) Melchior ( nickel ); high corrosion resistance, used in marine applications in condenser tubes.