Using the same knife to chop carrots for a salad immediately after cutting up raw chicken is an example of poor personal hygiene. cross-contamination. purchasing/rom an unapproved supplier. time-temperature abuse

Using the same knife to chop carrots for a salad immediately after cutting up raw chicken is an example of cross-contamination. Cross-contamination occurs when harmful bacteria or allergens are unintentionally transferred from one food item to another, which can happen through direct contact or via surfaces like knives, cutting boards, or hands.