for hobby/home-shop use what are the pluses/minuses of different fluids for cutting and cooling:
30 wt motor oil, 3-in-1, wd-40 etc.
Or, is there a source for this kind of information other than the school of hard knocks? I have enough lumps already
robotic regards,
Tom
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Learn from the mistakes of others, you can't live long enough to make them all yourself.