PHC 4101 quiz 5 (with Correct Solutions)

Criteria Air Polutants in Clean Air Act correct answers - carbon monoxide - lead - nitrogen oxides - ozone - particulate matter - sulfure dioxide what are pollutants a result of correct answers combustion carbon monoxide correct answers - produced from motor vehicle exhaust - interferes with Oxygen carrying capacity in blood - causes headaches and mental processes impairment - decreased by 84% from ---- means new regulations and tech working Lead correct answers - air pollution - damages nervous system, blood, kidneys - used in leaded gas- banned in 1980s - decreased by 92% in air between 1980 and 2013 nitrogen oxides correct answers - motor vehicles - contributes to smog and acid rain and ozone formation - irritates respiratory - decreased by 60% from 1980 to 2013 ozone correct answers - good up high, bad near by - depletion caused by CFCs - irritates eyes and respiratory - CVD and respiratory diseases - produced by sunlight acting on other pollutants - rates have decreased by 33% from 1980 to 2013 - used as general measure of air pollution particulate matter correct answers product of combustion: smoke, soot, ash - health consequences: lung cancers, diseases, heart disease - can be extremely small- smaller than strand of hair - first regulated bigger particles --- smaller particles do more harm- PM2.5 1977- sued EPA that it was too expensive for regulation --- ruled EPA should only consider public safety not cost -- the smaller the particle the easier it is to lodge into body sulfur dioxide correct answers - combustion of sulfur containing fuels, -- coal - irritates respiratory