Basic Knowledge
What did the clean air act do?
identified 6 criteria air pollutants that the EPA is required to set acceptable limits for, monitor, and enforce
True or False: Secondary Air Pollutants happen more during the Night
False
True or False: Nitrogen Oxide is released by combustion of anything?
True
What does CO stand for?
Carbon Monoxide
Is CO2 a greenhouse gas?
yes
True or False: CO2 does directly lower air quality from a human health standpoint
False
Give an example of Secondary Pollutants
O3, PAN, sulphate, sulfuric acid, acid rain, nutrient enrichment, secondary particulate matter, etc.
NOx refers to?
nitrogen oxides
What does SO2 stand for?
Sulfur Dioxide
True or False: CO2 is one of the 6 criteria pollutants in the clean air act.
False
WHat is the greatest source of air pollutants?
coal
Where can you get Primary Pollutants from? Give an Example.
Volcanoes, Forest Fires, Power Plants, Factories, Vehicles, etc.
NO forms when N2 combines with?
What does Pb stand for?
Lead
What is the definition of a greenhouse gas
gases in the earth's atmosphere that trap heat.
Vehicles made after 1974 are required to have?
Catalytic Converters
Give an example of a primary pollutant.
NOx, CO, CO2*, VOCs, SO2, PM, hydrocarbons
NO can become NO2 by reacting with?
O3 or O2
What does PM stand for?
Particulate matter
Combination of water & O2 in atmosphere forms?
sulfuric acid
What are the harmful effects of NOx
Leads to photochemical smog
can form acid precipitation
is a respiratory irritation
What does o3 stand for?
Ozone