This document discusses occupational health and safety (OHS). It outlines the employer's duty of care to provide a safe work environment and protect employee health, including making the workplace safe, providing training and protective equipment, and reporting accidents. It also discusses employee health and safety benefits and the basic elements of health and safety programs, such as rules, procedures, and emergency plans. Common accident causes include poor housekeeping, defective equipment, and unsafe behaviors. Accident prevention requires reducing unsafe conditions and acts through measures like guarding machinery, training, and safety policies.