Final answer:
According to the HMIS, Level 4 (or Level D) requires workers to wear a face shield, gloves, and a protective apron. Level 4 is used in situations with minimal risks. Therefore Level 4 of personal protection equipment requires workers to wear a face shield, gloves, and a protective apron
Step-by-step explanation:
According to the Hazardous Material Identification System (HMIS), the level of personal protection equipment that requires workers to wear a face shield, gloves, and a protective apron is Level 4 (or Level D).Level 4 is typically used for situations where there are no known hazards or risks of exposure to hazardous substances. The personal protective equipment required at this level is the least stringent and provides basic protection against minimal risks. Example of PPE include face shield, gloves, and a protective apron
For more information on the HMIS and personal protective equipment, you can refer to the OSHA Personal Protective Equipment Fact Sheet.