Various organizations have established standards and regulations to ensure the safety of workers in nanotechnology. Key guidelines include: - OSHA (Occupational Safety and Health Administration): Provides general guidelines for respiratory protection and specific recommendations for nanomaterials. - NIOSH (National Institute for Occupational Safety and Health): Conducts research and offers guidelines on the safe handling of nanomaterials. - ISO (International Organization for Standardization): Develops international standards for nanotechnology, including safety measures.