(If this appears correctly) it should be ÂµA but it's quicker to type uA. Answer: UA stands for Urine Analysis.. When you pee in a cup and the doctors take it and analyze it to see if you or whoever has done any drugs or drank any alcohol in the past two weeks. Microamperes. The u is the closest letter many computer keyboards have to the Greek mu symbol.
Do not blind other drivers with your high beam headlights. Dim your lights by switching to low beams before you are 500 feet from a vehicle coming toward you. If you are following another vehicle, change to low beams when you get closer than 300 feet. Use your high beams whenever possible as long as it is not illegal (i.e., in open country when other cars are not near or on dark city streets when no other traffic would be affected by your high beams).
Be sure you are driving slow enough to stop or turn if needed. â¢ Use your low beams when you come within 500 feet (about one block) of. an oncoming vehicle. Also use your low beams when following another. vehicle within 300 feet. â¢ Slow down when nearing a curve if you are driving the maximum posted. speed limit. â¢ Use the edgeline as a guide. If there is no edgeline, use the center line. to guide you.