What is the primary reason for using a trash can in the handwashing area?

The primary reason for using a trash can in the handwashing area is to throw away paper towels. After handwashing, it is essential to dry hands thoroughly to prevent the transfer of germs and bacteria. Paper towels provide an effective means of drying hands, and disposing of them properly in a designated trash can helps maintain cleanliness and hygiene in the handwashing area. This practice minimizes the risk of contamination that could occur if used towels were left lying around.

In this context, the other options either do not pertain to the need for immediate disposal after handwashing or do not serve the same functional purpose as the correct answer. For example, disposing of old food or putting away used soap does not directly relate to the handwashing process itself, while cleaning other utensils typically occurs at different points in food preparation and service, not specifically in the handwashing area. Therefore, having a trash can readily available for disposing of paper towels is critical for maintaining hygiene standards during food safety practices.