Notice the smoke...
Notice the smoke...
Nope. Bore oil atomized by airflow
(Daisy Pump Expert marksman - 1958-1960)
There's some YouTube vids showing guys putting a drop of oil in the base of a .22 pellet, which diesels on firing and gives a couple of hundred fps to the slug. This is with break-action or pump up air guns. Gotta play hell with the gaskets.