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EPA 609 Practice Test

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EPA 609 Practice Test

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EPA 609 Practice Test
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Demonstration
Question 1
1 point
1/3
What is the estimated atmospheric lifespan range of CFCs?

Question 2
1 point
2/3
Which substance is used as the baseline reference for determining Ozone Depletion Potential (ODP)?

Question 3
1 point
3/3
After which date was the manufacturing or importing of CFCs prohibited in the United States?

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