Originally Posted by Russell:
I use Red N Tacky on the Drive gears, CLP on everything else.
Leaning to setting a graphite powder for some locations, I tire of cleaning the accumulated drek off eventually.
I'm wary of "tacky" lubes because they retain dirt and foreign matter, if not in a totally enclosed gearbox. Ordinary oils and light grease are entirely adequate for typical model trains. Use "plastic compatible" where appropriate.