vacuum treatment of concrete
71Composting toilet — Public composting toilet facility on E6 highway in Sweden A composting toilet is a dry toilet that using a predominantly aerobic processing system that treats excreta, typically with no water or small volumes of flush water, via composting or… …
72Caesium chloride — Caesium chloride …
73National Register of Historic Places listings in Detroit, Michigan — Location of Detroit in Michigan …
74Exhibition Place — Looking East from the CNE Ferris Wheel (National Trade Centre at left, Automotive Building at right). T …
75electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
76lighthouse — /luyt hows /, n., pl. lighthouses / how ziz/. 1. a tower or other structure displaying or flashing a very bright light for the guidance of ships in avoiding dangerous areas, in following certain routes, etc. 2. either of two cylindrical metal… …
77arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
78Engineering — The Watt steam engine, a major driver in the Industrial Revolution, underscores the importance of engineering in modern history. This model is on display at the main building of the ETSIIM in Madrid, Spain. Engineering is the discipline, art,… …
79Zeolite — Zeolites (Greek, zein , to boil ; lithos , a stone ) are hydrated aluminosilicate minerals and have a micro porous structure. The term was originally coined in the 18th century by a Swedish mineralogist named Axel Fredrik Cronstedt who observed,… …
80India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
