Potentially hazardous foods should be discarded if their time of being present at room temperature is unknown.
Potentially hazardous foods are those which if not stored at the right temperature, can provide the favorable conditions for the bacteria or any other microorganism to grow. The right temperature for these food to be stored is either 5°C and below or above 60°C. Potentially hazardous foods can be consumed only if they are present at room temperature for less than 2 hours.
Room temperature is the one which humans generally prefer to live in. It can vary from place to place. However, the standard room temperature value is approximately 25°C.
To know more about potentially hazardous foods, here
brainly.com/question/20533361
#SPJ4
