Hand-washing: in order to protect hands from being a source of contamination of products, food plant employees should wash, sanitize if necessary, and dry their hands at the designated hand-washing stations when their hands become dirty. employees should wash hands before start of work, when re-entering their work area, after a visit to the toilet, after coughing or sneezing into their hands, or after handling raw materials, equipment, waste or waste containers, or after any other situation that will cause the hands to become dirty and be a source of contamination or cross- contamination.