We used Trichloroethylene to clean all parts of the chassis and Radars, launchers and missiles We almost bathed in the stuff. Worked great, paying for it now.
I worked with the Improved HAWK System at the DSP 2/55 Ft. Bliss from Dec. 1976 to Oct. 1978 and also did a tour in 2/2 ADA Giessen Germany 1980 - 1983 finished as a SSG MOS 24K3H.
The chemical compound trichloroethylene is a halocarbon commonly used as an industrial solvent. It is a clear non-flammable liquid with a sweet smell. It should not be confused with the similar 1,1,1-trichloroethane, which is commonly known as chlorothene.