Msha report filed 4-13-06 x2 problem w/ on-line filing, call MSHA Denver 4-13-06. Report not in system; call msha: 11-17-06. Employee reported burn to supervisor on 4-11-06:""a hot piece of material went down my right sleeve when welding or burning. I washed burns and did nto pay attention to the burns; now elbow sensitive to touch, looks like infection in skin over elbow.