Sprays 2 Ways: spray; stream. Stops squeaks. Removes & protects. Loosens rusted parts. Frees sticky mechanisms. Drives out moisture. Lubricates moving parts such as: hinges; wheels; rollers; chains; gears. Protects against rust and corrosion on items like: tools; firearms; sporting equipment. Penetrates to free stuck, corroded parts, like: nuts; bolts; valves; locks. Displaces moisture to restore wet or flooded equipment such as: engines; spark plugs; power tools. www.wd40.com. No CFCs. Propellant: Co2. Made in USA.