ILO homeAbout the ILOHow the ILO worksOrganizational structureOccupational Safety and HealthAreas of workChemical Safety and the EnvironmentILO codes of practice and guides in the field of ... ILO codes of practice and guides in the field of chemical safety Safety in the use of chemicals at work Prevention of major industrial accidents Safety in the use of mineral and synthetic fibres (OSH 64)