Deep frying involves submerging a food in hot oil. The ideal temperature is around 350-375Â°F (176-190Â°C). When a food is submerged in oil of this temperature, its surface cooks almost instantly and forms a type of âsealâ that the oil cannot penetrate. At the same time, the moisture inside the food turns into steam, cooking the food from the inside.
upper respiratory tract (URT), one of the two divisions of the respiratory system. The URT consists of the nose, nasal cavity, ethmoidal air cells, frontal sinuses, sphenoidal sinuses, maxillary sinus, larynx, and trachea.
A urinalysis (UA) is a set of tests that detect cells and substances (e.g. crystals, casts) in the urine done as part of a health exam or to help detect a urinary tract infection, kidney disorder or other condition.