An electrical arc ignited dust in a wood flour mill, causing an explosion that burned a worker to death. The 50-year-old production worker was one of three employees working at the mill in two shifts. They had worked together for nine years. He was working alone at the time of the fatal incident. Lacking a replacement for an inappropriately-repaired fuse, the victim put it back in. The next day he switched on the mill equipment. The switches were near the fuse-panel room. A hole in the wall had allowed wood dust to enter the room. The rigged fuse arced against its holder, […]