Pebble bed reactor — Sketch of a pebble bed reactor in Italian … Wikipedia
Gas separation — Gas mixtures can be effectively separated by synthetic membranes. For other methods see adsorption, absorption, cryogenic distillation. Membranes are employed in: * separation of hydrogen from gases like nitrogen and methane * recovery of… … Wikipedia
petroleum production — Introduction recovery of crude oil and, often, associated natural gas from the Earth. petroleum is a naturally occurring hydrocarbon material that is believed to have formed in deep sedimentary (sedimentary rock) beds from animal and … Universalium
Italy — /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… … Universalium
Ed Yost — Paul Edward Yost (June 30,1919 ndash; May 27, 2007) was the American inventor of the modern hot air balloon and is referred to as the Father of the Modern Day Hot Air Balloon. cite web last = Kim first = Seung Min author link = title = Hot air… … Wikipedia
Fuel cell — For other uses, see Fuel cell (disambiguation). Demonstration model of a direct methanol fuel cell. The actual fuel cell stack is the layered cube shape in the center of the image A fuel cell is a device that converts the chemical energy from a… … Wikipedia
pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… … Universalium
vulvitis — /vul vuy tis/, n. Pathol. inflammation of the vulva. [1855 60; < NL; see VULVA, ITIS] * * * Inflammation of the vulva (female external genitalia), with red, swollen, itchy skin that may turn white, crack, or blister. The vulva provides a moist,… … Universalium
Corona treatment — of webs is widely used in the printing, coating and laminating processes to improve adhesion. Corona treatment (sometimes referred to as air plasma)is a surface modification technique that uses a low temperature corona discharge plasma to impart… … Wikipedia
Permafrost — This article is about frozen ground. For other uses, see Permafrost (disambiguation). In geology, permafrost, cryotic soil or permafrost soil is soil at or below the freezing point of water (0 °C or 32 °F) for two or more years. Ice is not always … Wikipedia
balloon — I. noun Etymology: French ballon large football, balloon, from Italian dialect ballone large football, augmentative of balla ball, of Germanic origin; akin to Old High German balla ball more at ball Date: 1783 1. a nonporous bag of light material … New Collegiate Dictionary