What is a 'critical limit' and how is a 'monitoring procedure' used to enforce it?

• A. A critical limit is a budget threshold used for procurement.
• B. A critical limit is a recommended cooking time.
• C. A critical limit is a maximum or minimum value to be met at a CCP; a monitoring procedure describes how to measure and record that value to ensure it remains within limits.
• D. A critical limit is the color of the food.

Answer: (C)

A critical limit is the specific numeric threshold that must be met at a Critical Control Point to prevent, eliminate, or reduce a food safety hazard. This value can be a maximum or a minimum and is tied to a tangible parameter such as temperature, time, pH, or moisture. The monitoring procedure is the defined method for regularly checking that value—how you measure or observe it, who records it, and when—so you can confirm the process stays within the limit. For example, you might set a critical limit of at least 74°C for 15 seconds to ensure pathogenic bacteria are inactivated. The monitoring procedure would specify using a calibrated thermometer, how often to read the temperature, and how to log the result. If monitoring shows the value drifting out of range, corrective actions are taken to bring the process back into compliance. The other choices miss the safety-control purpose: budgets aren’t about safety limits, a recommended cooking time isn’t a fixed, enforceable limit with measurement requirements, and color alone isn’t a validated safety parameter.