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richardsmither7 richardsmither7
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6 years ago
Lead is a major air pollutant regulated under the Clean Air Act.
 a. True
  b. False
  Indicate whether the statement is true or false
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kwengertkwengert
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6 years ago
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richardsmither7 Author
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6 years ago
Brilliant ツ
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This site is awesome
my life
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2 hours ago
Smart ... Thanks!
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