Final answer:
In manual warewashing, the water temperature must be maintained at a minimum of 110 degrees Fahrenheit (43 degrees Celsius) to effectively clean and sanitize dishes and utensils.
Step-by-step explanation:
In manual warewashing, the water temperature must be maintained at a minimum of 110 degrees Fahrenheit (43 degrees Celsius).
The warm water helps to dissolve grease and oils, making it easier to remove them from dishes and utensils.
Additionally, the high temperature of the water helps kill bacteria and other microorganisms, ensuring that the dishes are cleaned and sanitized properly.