Electrical apparatus for use in the presence of combustible dust. Part 17. Inspection and maintenance of electrical installations in hazardous areas (other than mines)
Air transport. System of management of safety of aviation operations. System of management of safety of aviation complex providers (educational institutions). Typical management system manual safety of aviation activity of an educational institution
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety and test methods. Part 2-1. Particular requirements for hand-held drills and impact drills
