What term describes the methods used to eliminate or reduce the transmission of infectious organisms?

The term that best describes the methods used to eliminate or reduce the transmission of infectious organisms is "infection control." This encompasses a wide range of practices and procedures designed to prevent the spread of infections, particularly in settings such as barbershops and salons. Infection control includes various techniques such as proper hand hygiene, the use of personal protective equipment, sterilization of tools and surfaces, and health education, all aimed at maintaining a safe environment for both clients and barbers.

While sanitation and disinfection are indeed important components of infection control, they refer to specific processes. Sanitation typically involves the reduction of microbial counts to safe levels on surfaces or tools, while disinfection refers to the destruction of pathogenic microorganisms on inanimate objects. Contamination, on the other hand, refers to the presence of infectious organisms, which is contrary to the goal of infection control. Thus, "infection control" is the most comprehensive term that includes a variety of methods to reduce and prevent the spread of infections.