De plus, le U.S. National Parks Service (USNPS), en vertu de la National Park Services Act, a interdit l'utilisation des pesées et des turluttes de plomb de moins de 28,35 g (1 oz) dans le parc national Yellowstone, au Wyoming.
In addition, the U.S. National Parks Service, under the National Park Services Act, has banned the use of lead sinkers and jigs weighing less than 28.35 g (1 ounce) in Yellowstone National Park, Wyoming.Giga-fren Giga-fren