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Construção de amostrador passivo de baixo custo para determinação de dióxido de nitrogênio
(Sociedade Brasileira de Química, 2006-04-01)
A new passive sampling system for monitoring NO2 in air has been developed to measure gas concentrations in indoor and outdoor air. The sampler is inexpensive, and easy to construct and operate. Nitrogen dioxide forms a ...
THE SIGNAL TO NOISE RATIO OF GASEOUS PHOTOACOUSTIC SYSTEMS
(Pergamon-elsevier Science LtdOxfordInglaterra, 1992)
Sensitive luminescent paper-based sensor for the determination of gaseous hydrogen sulfide
(Royal Soc Chemistry, 2015-01-01)
H2S is an extremely malodorous, toxic and corrosive gas. These properties make the localized emission of hydrogen sulfide an air pollution issue. Despite there being a relatively large number of papers in literature dedicated ...
Study of combustion of different biomass and its atmospheric emissions
(2015)
One of the energy alternatives that provide utility, flexibility, cleanliness and economy is biomass, such as forest waste (wood) and agricultural (sugarcane bagasse, rice husks, coffee pods, etc.). However, with its ...
Mercury emissions from forest burning in southern Amazon
(Amer Geophysical UnionWashingtonEUA, 2010)
Atmospheric pollutants in São Paulo state, Brazil and effects on human health – a review
(2011)
Human exposure to atmospheric pollutants has been investigated in Brazil in relation to the air quality national standards. Air pollution originates from many different sources, such as industries, vehicles and even windblown ...
The pollution load caused by ECF Kraft Mills, Botnia-Uruguay: first six months of operation
(Inderscience Publishers, 2009-04)
The pollution load caused by Kraft Mills with and without bleaching
is analysed. Particularly, the mill emissions of Botnia Fray Bentos S.A. over
the first six months of operation are reviewed just as they are presented ...
Radon emissions related to the granitic Precambrian shield in southern Brazil
(2013-03-01)
The equivalent uranium (eU) activity concentration was analysed in selected granite samples at several sites in Porto Alegre, Southern Brazil, to obtain information on the radon (222Rn) generation by the aquifer rock ...