Workplace Safety
Accident: An unexpected event that results in harm to people and/or damage to or loss of property
Biodegradable: A substance can be chemically decomposed (broken down to simpler components) by natural
biological processes (e.g. soil bacteria, weather, plants, animals).
Critical Injury: A serious personal injury that places life or body in jeopardy.      
Controls: Steps taken to eliminate or reduce hazards or exposure to them. Hazards can be controlled at the
source, along the path and at the personal level
Ergonomics: Refers to the design of equipment, machinery and workstations to suit people
Hazard: A condition, practice or substance with the potential for accidental loss or harm to life, health or
Incident: An accident causing property damage or loss and with the potential to cause personal injury
Ingestion: is the act of taking something (food, medicine, liquid, poison etc.) into the body through the mouth.
Inhalation: is the drawing of air or other substances (fumes, mists, vapor, dust etc.) into the lungs (the
respiratory system). An easier definition is "breathing in".
MSDS: Short form for Material Safety Data Sheets. These contain detailed information about the health
hazards, safe handling and storage, and medical treatment of hazardous materials
Occupational Illness: An ill health condition caused by exposure to a health hazard in the workplace. May
also be called industrial disease 
OSHA: Short for Occupational Safety an Health Administration
PPE: Short for Personal Protective Equipment. Includes gloves, eye and face shields, breathing and filtering
masks, aprons, body covering and safety footwear that must be worn when handling hazardous materials and
chemicals. See MSDS, see WHMIS 
Peoria Unified School District