Environmental Sciences, asked by sanjayjadhav1031, 1 year ago

Diffusion of entry or exit of small molecules like
a) H20 b) CO2 c) O2 d) B &C are same

Answers

Answered by ROCKSTARgirl
2

Another major provision of the Clean Air Act dealt with toxic air pollutants. The 1990 amendments expanded the number of regulated substances from 7 to 189, set safety standards for factories where toxic chemicals were used or emitted, and required polluters to install the best available pollution control equipment.

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