It's high tech soap. Very, very high tech. Check their web site for details on how the military cleans copters and big machine guns, etc. Airplanes too.
Yes it works, although it's not magic and it does take a little work with a stiff brush. The best part is that it doesn't stink at all. If you use it be sure and put some lotion on your hands afterward because it will strip every bit of oil from your skin.
John