Wurth Liquid Green 5L

Used to clean car and motorcycle body parts, metal surfaces,
machine and assembly parts, engines, engine compartments, vehicles,
convertible roofs and workshop facilities.
Instructions:
Spray it on undiluted, let it take effect briefly, then remove the dirt with a brush.
Then rinse thoroughly with water. Repeat the process if necessary.
For light soiling, it can be diluted up to 1:10 using a high-pressure cleaner.