Random Urine Collection for Urinalysis. Random urine samples are used for urinalysis, which can screen and diagnose metabolic disorders and urinary tract infections. Your doctor may order urinalysis to determine, for example, the cause of bloody urine, abdominal pains or burning sensations associated with urination.
1 Place potato slices into a large bowl of cold water as you slice. 2  Drain, and rinse, then refill the bowl with water, and add the salt. 3  Let the potatoes soak in the salty water for at least 30 minutes. 4  Drain, then rinse and drain again. 5  Heat oil in a deep-fryer to 365 degrees F (185 degrees C).
Wash potato and pierce several times with a fork. Wrap individually in foil. Potatoes could be boiled in water for 10 minutes before wrapping to speed grilling process if desired. Cook for 40 to 45 minutes directly over medium heat. Turn potatoes a quarter turn about every 15 minutes. Cook until tender through to the middle when pierced with a fork. Sweet Potatoes (Peeled slices) Peel potatoes and cut into 1/4 to 1/3 inch thick slices. Put in a saucepan and add with enough water to cover the potatoes. Bring to a boil and cook for 4 or 5 minutes.