Door hinge oil (machine oil)
What lubricant to use to silence squeaking door hinges : Door Hinge Oil (machine Oil)
Quote from Article entitled What lubricant to use to silence squeaking door hinges:
Sooner or later the fact of unpleasant sound of a squeaking door starts inevitably to annoy even the patient people with a good nervous system. To solve this problem properly first It’s worth figuring out why door hinges start squeaking at all.
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