Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Raw meat, poultry, or seafood not separated from ready-to-eat food, or food left unprotected during prep, storage, or display.
Cleaning chemicals or other toxic substances unlabeled or stored where they can reach food.
High-risk food (like meat) thawed improperly, promoting bacterial growth.
Food-contact or nonfood-contact surfaces improperly designed, constructed, maintained, or located.
Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.
Plumbing not installed or maintained properly — leaks, mop sink issues, unserviced water filters, or missing backflow prevention.