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Which pair below are the two main sources of air pollution in urban (populated) areas?
All of the above
Acid rain can be traced back to
the burning of fossil fuels.
the use of electrostatic precipitators.
the release of particulate matter into the atmosphere.
The following ailments are long-term effects of air pollution EXCEPT
emphysema. (hardening of lungs)
Chlorofluorocarbons is represented by the abbreviation _________________.
The most common source of carbon monoxide comes from _____________________________.
none of these
Which of the following is an adverse health effect from air pollution?
eye and lung irritants
All of these are correct
When harmful substances build up in the air to unhealthy levels it is known as...