http://weldingrodexposure.com Wed, 22 Oct 2008 15:28:35 +0000 http://backend.userland.com/rss092 en The process of rod welding creates a fume that's made up of the elements of the metal being welded. These elements, especially manganese, a common element of steel and most welding materials, including welding rods, make the fume extremely toxic. The manganese in the welding fume may cause brain damage ... http://weldingrodexposure.com/what-is-manganism/