excessive heat
71Thermal cutoff — A thermal cutoff is an electrical safety device that interrupts electric current when heated to a specific temperature. Thermal fuseA thermal fuse is a cutoff which uses a one time fusible link. Unlike the thermostat which automatically resets… …
72Guinea pig — For the domestic pig breed, see Guinea Hog. For other uses, see Guinea pig (disambiguation). Guinea pig …
73burn — burn1 burnable, adj. /berrn/, v., burned or burnt, burning, n. v.i. 1. to undergo rapid combustion or consume fuel in such a way as to give off heat, gases, and, usually, light; be on fire: The fire burned in the grate. 2. (of a fireplace,… …
74horticulture — horticultural, adj. horticulturist, n. /hawr ti kul cheuhr/, n. 1. the cultivation of a garden, orchard, or nursery; the cultivation of flowers, fruits, vegetables, or ornamental plants. 2. the science and art of cultivating such plants. [1670… …
75Electric arc furnace — An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc. Arc furnaces range in size from small units of approximately one ton capacity (used in foundries for producing cast iron products) up to about 400 …
76Concrete — This article is about the construction material. For other uses, see Concrete (disambiguation). Outer view of the Roman Pantheon, still the largest unreinforced solid concrete dome.[1] …
77Lake-effect snow — Lake Effect redirects here. For the American literary journal, see Lake Effect (journal). Lake effect precipitation coming off Lake Erie and into Western New York, as seen by NEXRAD radar, October 12–13, 2006 …
78Lime kiln — A lime kiln is a kiln used to produce quicklime by the calcination of limestone (calcium carbonate). The chemical equation for this reaction is::CaCO3 + heat → CaO + CO2This reaction takes place at 900°C (at which temperature the partial pressure …
79Maraging steel — Maraging steels (a portmanteau of martensitic and aging ) are steels (iron alloys) which are known for possessing superior strength and toughness without losing malleability, although they cannot hold a good cutting edge. Aging refers to the… …
80Superconducting Radio Frequency — (SRF) science and technology involves the application of electrical superconductors to radio frequency devices. The ultra low electrical loss of the superconductor yields RF resonators with extremely high quality factors, or Q . For example, it… …
