The U.S. Fish and Wildlife Service has approved three new non-toxic shot types B tungsten-bronze, a new formulation of tungsten-iron, and tungsten-tin-bismuth B for use in waterfowl hunting. The approval published in the Federal Register on Aug. 9, 2004, and brings to 10, the number of non-toxic shot types available to waterfowl hunters.
Read Original at: U.S. Fish & Wildlife Service