cast-iron mold
71Dome — For other uses, see Dome (disambiguation). Domal redirects here. For domal consonants , see Retroflex consonant. Dome of St. Peter s Basilica in Rome crowned by a cupola. Designed primarily by Michelangelo, the dome was not completed until 1590 A …
72William Levett (vicar) — William Levett ( 1554), an Oxford educated country vicar, was a pivotal figure in the use of the blast furnace to manufacture iron. Thrust into running a family iron business, this rector of the village of Buxted, Sussex, seized on emerging… …
73literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
74Ingot — In got, n. [Prob. from AS. in in + ge[ o]tan to pour: cf. F. linglot, LL. lingotus a mass of gold or silver, extended in the manner of a tongue, and G. einguss, LG. & OE. ingot ingot, a mold for casting metals in. See {Found} to cast, and cf.… …
75Chester and Holyhead Railway — Irish Mail redirects here. For Ireland s national postal service, see An Post. For the Irish newspaper, see Irish Daily Mail. [v · …
76aluminum processing — Introduction preparation of the ore for use in various products. Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660° C (1,220° F) and a density of 2.7 grams per cubic centimetre. The most abundant… …
77Inventions 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.… …
78Boiler — For the Limp Bizkit song, see Boiler (song). A portable boiler (preserved, Poland) …
79welding — Technique for joining metallic parts, usually through the application of heat. Discovered in the 1st millennium AD during attempts to manipulate iron into useful shapes, the technique produced a strong, tough blade. Welding traditionally involved …
80Goldbeating — is the process of hammering gold into an extremely thin unbroken sheet for use in gilding. History 5,000 years ago, Egyptian artisans recognized the extraordinary durability and malleability of gold and became the first goldbeaters and gilders.… …
