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Air Quality
100
First used to describe air pollution produced by burning coal; a thick black substance.
What is Smog?
200
Harmful substances in Air, Water, or Soil.
What are Pollutants?
300
Half of today's pollutants come from this source.
What are Cars?
400
Laws required these on smoke stacks to reduce pollution.
What is a Scrubber?
500
Forms when Nitrogen Oxides & Sulfur Oxides (produced from burning fossil fuels) combine with water in the air.
What is Acid Rain?