Three workers were found dead in a tank containing a pipeline adhesive, which gives off highly toxic fumes from the solvent toluene. Since an autopsy revealed no injuries to any of the workers, it is assumed that one entered the tank to perhaps retrieve a dropped object. Then, it appeared that the other two tried to rescue him, but all three were overcome. Incidents involving confined spaces will often turn into a "domino like" tragedy. Fatality files are filled with stories about those who have innocently attempted to rescue the first victim, and then of someone else who attempted to rescue the […]