Final answer:
To use the same food thermometer to measure the temperature of hot held foods after measuring raw meat, it needs to be cleaned and sanitized.
Step-by-step explanation:
In order to safely measure the temperature of hot held foods after measuring the temperature of raw meat, it is important to clean and sanitize the food thermometer. This is because raw meat can contain harmful bacteria that can contaminate the thermometer. By cleaning and sanitizing the thermometer between uses, the risk of cross-contamination is reduced.