Solar hot water — is water heated by the use of solar energy. Solar heating systems are generally composed of solar thermal collectors, a fluid system to move the heat from the collector to its point of usage. The system may use electricity for pumping the fluid,… … Wikipedia
building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
Solar thermal energy — Solar thermal system for water heating in Santorini, Greece … Wikipedia
textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 … Universalium
solar heating — Use of solar radiation to heat water or air in buildings. There are two types: passive and active. Passive heating relies on architectural design; the building s siting, orientation, layout, materials, and construction are utilized to maximize… … Universalium
Glossary of climbing terms — This page describes terms and jargon related to climbing and mountaineering. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A … Wikipedia
Computer cooling — An OEM AMD heatsink mounted onto a motherboard. Computer cooling is required to remove the waste heat produced by computer components, to keep components within their safe operating temperature limits. Various cooling methods help to improve… … Wikipedia
keyboard instrument — ▪ music Introduction any musical instrument on which different notes can be sounded by pressing a series of keys, push buttons, or parallel levers. In nearly all cases in Western music the keys correspond to consecutive notes in the… … Universalium
Insect morphology — Legend of body parts Tagmata : A Head, B Thorax, C Abdomen. 1. antenna 2. ocelli (lower) 3. ocelli (upper) 4. compound eye 5. brain (cerebral ganglia) 6. prothorax … Wikipedia
fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… … Universalium