potential rate of evaporation
121Porous silicon — (pSi) is a form of the chemical element silicon which has an introduced nanoporous holes in its microstructure, rendering a large surface to volume ratio in the order of 500m2/cm3. History Porous silicon was first discovered by accident in 1956… …
122Vapor-compression refrigeration — [ [http://web.me.unr.edu/me372/Spring2001/Vapor%20Compression%20Refrigeration%20Cycles.pdf The Ideal Vapor Compression Cycle] ] [ [http://iehmtu.edata center.com/toc/chapt r/ch18s82.html Scroll down to The Basic Vapor Compression Cycle and… …
123food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… …
124weather modification — Deliberate or inadvertent alteration of atmospheric conditions by human activity, sufficient to modify the weather on a local or regional scale. Deliberate alterations include covering plants to keep them warm at night, seeding clouds to induce… …
125animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …
126coal utilization — Introduction combustion of coal or its conversion into useful solid, gaseous, and liquid products. By far the most important use of coal is in combustion, mainly to provide heat to the boilers of electric power plants. Metallurgical coke… …
127Dams and hydropower in Ethiopia — Contents 1 List of dams and hydropower plants 2 Financial costs 3 Delays and technical challenges …
128Drought in the United Kingdom — Droughts in the United Kingdom are a relatively common feature of the weather in the UK, with one around every 5–10 years on average. These droughts are usually confined to summer, when a blocking high causes hot, dry weather for an extended… …
