This is an inclusive term for several conditions involving inflammation of the kidney. Nephritis is the most common cause of blood in the urine of children and young adults but it can occur at any age. If your GP suspects nephritis he will usually refer you to a nephrologist (kidney doctor).
Quick Answer. The average U.S. car weighs in at just 4,000 pounds, which is two tons. This is the average of all mass manufactured vehicles in the United States.
A car's mass may vary in the range of 990 to 2000 kg. However, a typical car may require more than 770 kilograms of steel, 180 kilograms of iron, 110 kilograms of plastics, 80 kilograms of aluminum, and 60 kilograms of rubber, as well as, less significant amounts of different materials. The total mass of an average car may be about 1500 kilograms. One of the most important things about the mass of a car, is the fact that the heavier it is, the safer it for the occupants, and vice versa.