
General Safety FAQ
Find the answer to your Safety query from this list of frequently asked questions. Start your search by choosing from one of the categories below.

Safety Incident Management (SIM)
What to do, and who to go to, in the case of safety incidents at CERN

Chemical Safety
Including chemical agents, nanomaterials, prevention and protection measures

Electrical Safety
Electrical installations, live equipment, and procedures for performing work

Fire Safety
Fire risk management, suppression, smoke, detection, alarms and evacuation

Mechanical Safety
Mechanical installations and equipment, inspections, standards

Machines
Workshop machinery, portable devices

Non-ionising radiation (NIR)
Magnetic Fields, Electric Fields, Lasers and EM Radiation

Occupational Health and Safety (SH)
Occupational health risks and their mitigation

Safety Organisation
Responsibilities and organisational structure in matters of safety at CERN

Medical Service
Services provided, eligibility, how to access, CERN psychologists

Worksite Safety
Risk management for works, contractors, and services

Indoor Air Quality
Air quality, ventilation, aerosols

Structures and Civil Engineering
Where to find site information on GIS