This Personal Heavy Metal Screen Test is a state-of-the-art scientifically proven screen test developed out of Europe that you can do in the comfort of your own home. It tells you right away whether you are carrying unbound toxic metal ions (specifically identifies mercury, lead, cadmium, copper, nickel and zinc) in your body. Just introduced to the U.S., it is quick, accurate, affordable, and simple enough to use that anyone can do it. Test your drinking water, urine, saliva, dust, paint and food.