Unless the oil absorbs a bunch of moisture. Then it might hurt.
--
Christopher A. Young
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"Billy Bad Assr©" wrote in message
...
I have an unopened quart of NAPA #209500 mineral oil for old car air
conditioners that use Freon R-12. I can't find any information on it,
but is it OK to use in air tools?
certainly won't hurt!
BBA