Lubes ' Chemicals STA-BIL's new Fogging Oil is the perfect additive for off-season protection of any 2- and 4-cycle engine. The 12 oz. aerosol places a fine, protective layer on internal engine parts, shielding them from rust and preventing engine damage. It contains a special additive that lubricates cylinder walls to prevent cylinder scuffing at start up after storage. STA-BIL Fogging Oil is safe to use for carbureted and fuel injected gasoline engines.