quality monitoring of ambient air
31Pollution in China — Beijing air on a day after rain (left) and a sunny but Smoggy day (right) Pollution is causing serious problems in China. Contents 1 …
32Clean Water Act — For Clean Water Act of Ontario, Canada, see Clean Water Act (Ontario). Clean Water Act Full title Federal Water Pollution Control Amendments of 1972 Acronym CWA / Clean Water Act Enacted by the 92nd United …
33Czech Hydrometeorological Institute — The Czech Hydrometeorological Institute (CHMI) (Czech: Český hydrometeorologický ústav (ČHMÚ)) is within the Environmental Ministry of the Czech Republic. The head office and centralized workplaces of the CHMI, including the data processing,… …
34Nephelometer — A nephelometer at the Kosan, Cheju Island, South Korea NOAA facility A nephelometer [1] is a stationary or portable instrument for measuring suspended particulates in a liquid or gas colloid. A nephelometer measures suspended particulates by… …
35Safe Drinking Water Act — Full title An Act to amend the Public Health Service Act to assure that the public is provided with safe drinking water, and for other purposes Colloquial name(s) SDWA Enacted by the 93rd United States Congress …
36art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
37Harold G. Richter — (5 de marzo de 1925 19 de julio de 2001[1] ) fue un químico estadounidense, que colaboró en el descubrimiento del elemento químico de número atómico 61, prometio, perteneciente a los lantánidos, junto a Jacob A. Marinsky, Charles D. Coryell y… …
38Bishkek — Frunze redirects here. For other meanings, see Frunze (disambiguation). Bishkek Бишкек   City   Kyrgyz transcription(s)  – ISO 9 biškek …
39Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …
40Proton transfer reaction - mass spectrometry — (PTR MS) is a very sensitive technique for online monitoring of volatile organic compounds (VOCs) in ambient air developed by scientists at the Institut für Ionenphysik at the Leopold Franzens University in Innsbruck, Austria [A. Hansel, A.… …
