Good info. I have never heard of that before, but will keep in mind for future.
:One suggestion I would like to make ..Is never use moder day automotive oil...Some people put it in a squirt can and like to use it. I suggest not doing doe especially if you have pot metal parts. The VERY high detergent value of such oils will break down pot meatal parts over time. Just a general all purpose oil like sewing machine oil is the best...
::Greetings, what do you experts use to lubricate the internal moving parts of a radio? which parts should and can be lubricated?.