What color are the discs at the tips of the nozzles on the freon?

The discs at the tips of the nozzles on the freon are silver or white in color. This particular color coding is significant in the identification and differentiation of various components in a refrigeration system. Silver or white discs are typically used to designate certain types of systems or the type of refrigerant being utilized, aiding technicians in quickly recognizing the components they are dealing with during maintenance or troubleshooting tasks. The choice of this color plays a pivotal role in ensuring safety and efficiency, as it helps prevent confusion with other colors or components that might be present in the system.