Nuvite PC2161 SS 9 3 is the championship caliber answer to the need for an effective and safe all purpose wet wash cleaner. Dilute 1:20 in your wash water to make a great, non streaking cleaner and it helps prevent water spotting. It will also clean the toughest of underbelly grease, oils and fluid leakage if used at full strength, or SS9 3 can be diluted to 1:12 in a spray bottle to make an easy to use debugger and whole airframe wipedown fluid that leaves a beautiful squeaky clean and shiny surface that does not need to be rinsed. SS 9 3 can't be beat for convenience when used as a wipedown and debugger because it can be used to clean RV's, trucks, autos, bikes, aircraft and marine in place without setup or creating a mess. Commercial aircraft can even be cleaned in the hangar during other airframe or engine maintenance. And, SS 9 3 can be used to simply, safely and easily clean interiors of cargo or utility aircraf t, as well. SS 9 3 is a superb product that offers great efficiency and economy due to wide usage capability and being supplied in high concentrate form. And, as a bonus, it is completely biodegradable and safe to use for operators.