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The bubble concept was eliminated by the 1990 Clean Air Act. (True or false?)

waleska20

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6 years ago

The bubble concept was eliminated by the 1990 Clean Air Act. (True or false?)

The bubble concept was eliminated by the 1990 Clean Air Act.
Indicate whether the statement is true or false

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LeonJamison

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6 years ago

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waleska20 Author

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6 years ago

Thanks

choih94

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Yesterday

Good timing, thanks!

ezsancheezy

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2 hours ago

Smart ... Thanks!

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