Raw ground beef can harbor harmful bacteria that multiply rapidly when the meat's temperature is between 40 and 140 degrees Fahrenheit. For safety and to maintain freshness, never leave ground beef at room temperature for more than two hours. If the ambient temperature is above 90 F, do not leave it out for more than one hour.
Enhance is defined as to make something better or improve the condition of something. 1  An example of enhance is making the image in a photograph clearer. 2  An example of enhance is a woman using make up to bring out her eyes.
enÂ·hance. tr.v. enÂ·hanced, enÂ·hancÂ·ing, enÂ·hancÂ·es. To improve or augment, especially in effectiveness, value, or attractiveness: exercises that enhance cardiovascular health; spices that enhance the flavor of a sauce; renovations that enhance the neighborhood. [Middle English.