How long can uncooked pork stay out?

According to the United States Department of Agriculture (USDA), perishable foods, including uncooked pork, should not be left out at room temperature for more than two hours to prevent the growth of harmful bacteria. After that, the food should be discarded or refrigerated. To ensure food safety, it is best to cook or refrigerate uncooked pork within two hours of purchasing or removing it from the refrigerator.