Selection and provision of PPE s

                           For the respiratory hazard includes the ppe , the respiratory equipments. Respiratory equipments ,Garments and barrier materials used to protect Rescuers and medical personal from exposure to biological, chemical and radio active hazards. Different type of PPE may be used depending on the hazard present.The hazards we can divided in to three category. They are : 
Biological. 
Chemical . 
Radio active.        
                          The most common routes of exposure to these hazards include inhalation,skin contact, and ingestion.PPE is to be selected and provided to employees who are assigned duties where hazards cannot be sufficiently abated or removed to prevent occupational injury or illness.