Cleaning chemicals or other toxic substances unlabeled or stored where they can reach food.
Handwash sink missing, blocked, or used for other purposes, or missing soap, towels, or the handwash sign.
A sick or symptomatic employee present, or staff unaware of when illness bars them from working with food.
Scoops and other in-use utensils stored improperly (e.g. handle down in the food).