Quote:
Originally Posted by Exfso
I know this might sound gross, but when I was an apprentice Electrical mechanic with Otis Elevators, we used to have a lot of metal conduit in the lift shafts then, and I found that one of the best lubricants for the dies cutting the conduit threads was simple spit when one ran out of cutting oil.
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which is one thing that opticians say is the BEST thing to use on contact lenses if you are out and need to re insert them, hygienic as well from the body