Eduardo Works at Hanson Engineering Works as a Welder

Eduardo works at Hanson Engineering Works as a welder.Although he is provided with protective goggles and a facemask,overalls or another type of protective clothing is not provided.After three months of work at Hanson,Eduardo notices his skin becoming drier and gradually changing color.Alarmed with this development,he approaches his supervisor asking for details of the materials he works with.The supervisor declines to reveal any kind of information.In this case,can Eduardo file a case against his supervisor? If so,which authority and laws can help him? Elaborate.