If I were smart I'd leave things alone, but it's well known that I'm not smart. So to add another 2 cents to the WD-40 as lubricant war, Grainger, maybe the biggest industrial supply company of a certain nature in Baltimore, sent me an email which said "Loosen up, plus clean, protect and lubricate with WD-40!"
and which pointed to this webpage, where it lists 26 lubrication products they sell.
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Also here they list it first as a lubricant.
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