different between carbonmonoxide vs cfc

carbonmonoxide

carbonmonoxide From the web:

• what carbon monoxide level is dangerous
• what carbon monoxide smell like
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cfc

cfc From the web:

• what cfc stands for
• what cfc means
• what cfcs do to the ozone layer
• what cfcs do to our atmosphere
• what cfc compound is used in refrigerators
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• what does cfc