Smog

The burning of which fuel is the main source of industrial smog?

• Oil

• Coal

• Natural Gas

• Biomass

A ______ haze is associated with industrial smog, while a _____ haze is associated with photochemical smog.

• Gray; Yellowish

• Yellowish; Gray

Which product of incomplete combustion gives photochemical smog its yellowish color?

• PANs

• Ozone

• VOCs

• Nitrogen Dioxide

Common sources of volatile organic compounds include

• Solvents

• Paints and glue

• Some plants

• Petroleum

• All of the above

The two secondary pollutants associated with photochemical smog that cause both eye and lung irritation are:

• Ozone

• Nitrous Oxide

• PANs

• Ozone and PANs

• All of the above

What are 4 characteristics of urban areas with high levels of photochemical smog?

• Calm winds, dry weather, sunny, many industries and vehicles

• High winds, wet weather, cloudy, many industries and vehicles

• Located in a basin or area surrounded by mountains

• Located in a basin or area surrounded by mountains, calm winds, dry weather, many industries and vehicles