Chlorofluorocarbon Gasses Are the Main Culprits in Ozone Depletion

question 8

Multiple Choice

Chlorofluorocarbon gasses are the main culprits in ozone depletion.These gasses have only been in use since the

• A)Industrial Revolution to 1790.
• B)1940s.
• C)1950s.
• D)1990s.

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A statistical analysis showing the values of a variable and how often they occur.

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