Originally Posted by
onehundred80
I found this site and it mentions that a US Army Chinook helicopter was heavily damaged by the use of Simple Green.
The simple Green attacked the aluminum. It mentions that even diluted it is a hazard, as when the water evaporates it leave concentrated Simple Green.
My Simple Green will not touch the Crossfire again.
I only lightly sprayed the frame with it not the engine. Whew!
"It has been brought to the attention of the U.S. Army Aviation Missile Command (AMCOM) Depot Maintenance Engineering Team that numerous units are using the commercial product SIMPLE GREEN as an aircraft wash. STOP! This product has been through Department of Defense (DOD) testing and was determined to be highly corrosive on aircraft aluminum and also a catalyst for Hydrogen Embrittlement. Hydrogen Embrittlement brought down Chinook Aircraft on 10 October 1992, near Fort Richardson Alaska...
I soaked an aluminum R/C engine for a week in Simple Green. It turned it dark gray. Never, ever, use this stuff on aluminum!!!