Cleaning a tonearm that looks like this

[JerryVan]

... and acetone is carcenogenic, so use in a well-ventilated area and/or wear a mask.

Acetone is not a known carcinogen.

[Nipper The Cat]

I stand corrected; its toxicity as a carcinogen is undetermined. Perhaps you might still agree it would be a good idea to wear a mask and/or use in a well-ventilated area: https://www.ncbi.nlm.nih.gov/books/NBK590387/

[JerryVan]

Perhaps you might still agree it would be a good idea to wear a mask and/or use in a well-ventilated area: https://www.ncbi.nlm.nih.gov/books/NBK590387/

Correct. It's not exactly a breath of fresh air.