Canker sore: A canker sore, also known as an aphthous ulcer, is a single pale or yellow ulcer with a red outer ring or a cluster of such ulcers in the mouth, usually on the cheeks, tongue, or inside the lip.
The Board will allow a maximum temperature of 120 degrees Fahrenheit. Hand sinks in commercial kitchens are only used by employees. These employees are typically washing and rinsing pots and pans in pot sinks which could have 140 degree water. Those pot sinks, in some kitchens are located right next to the hand sinks.
Confidence votes 18.8K. The wash water temperature in a dishwasher should be 140oF to 160oF to avoid baking the food on the dishes. The rinse water needs to be 82oC (180oF) for 60 seconds.