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The principal component of photochemical smog.
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
Source: burning of wood, diesel and other fuels, agriculture, unpaved roads. | Health effects: nose and throat irritation, lung damage, bronchitis | Environmental effects: the main cause of haze that reduces visibility
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
Smog or ground ozone forms in the troposphere. Which pollutants are most responsible for photochemical smog or ground ozone?
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
A primary pollutant is one that ___.
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
___ are used on factory stacks to remove gases and particulates.
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
What are 4 characteristics of urban areas with high levels of photochemical smog?
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
A smog forming group of molecules
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
An air pollution prevention mechanism found in vehicles is a ___.
volatile organic compounds (VOCs) and nitrogen oxides
is put directly into the air by human activities
Catalytic converter
Located in a basin or surrounded by mountains, calm winds, dry weather, sunny, many industries and vehicles
particulate matter (PM)
Scrubbers
O3
VOCs
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