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Small-Scale Question Sunday for May 18, 2025

Do you have a dumb question that you're kind of embarrassed to ask in the main thread? Is there something you're just not sure about?

This is your opportunity to ask questions. No question too simple or too silly.

Culture war topics are accepted, and proposals for a better intro post are appreciated.

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Googling suggests that the refrigerant sold under the brandname "Freon" used to be a CFC and is now an HFC, and so is no longer ozone-destroying. So this looks like either the LLM, the techs, or both is confused by generic use of a brandname.

The claim is specifically that R-22 doesn't affect the environment and both the ozone hole and global warming are made up.