This CFC-free freon replacement works as good as freon does and is non-flammable and evaporates rapidly. Safe on metals and plastics, the AK225 is an excellent solvent for metal degreasing and is great for flushing out unwanted lubricants from shutter and diaphram blades. Vapor degreasing with AK225 offers superior cleaning on video heads, reflector glasses for laser printers, scanners and other equipment that requires optimal cleanliness.