Canadian Centre for Occupational Health and Safety
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Health and Safety: Teaching Tools
Section 1


Energy can enter our body through our skin (heat, cold, vibration, radiation, electric shock), through our ears (noise, music, shouting), or through our eyes (light, lasers, sunlight). Exposure to the physical hazards mentioned above can cause pain and injury. If it occurs day after day, we may develop a disease and possibly a disability. Physical hazards include exposure to slips, trips, falls, electricity, noise, vibration, radiation, heat, cold and fire. Detailed physical hazards notes are available for the following topics: