Vision and respiratory protection are extremely important for workers of many different professions including construction and manufacturing, transportation, warehousing, landscaping, health care, and professional sports. OSHA explains when eye and face PPE should be used as follows:... In order for someone to wear a respirator around the workplace, they must first make sure the respirator works for them. There are two tests that must happen before ever wearing a respirator for the first time: a fit test and a seal check. OSHA states that the training must be comprehensive, understandable, and recur annually, and more often if necessary and at a minimum, it should include: