The terms risk and hazard are used often in the safety world, many times interchangeably. They have very different meanings, however, and when using these terms, care should be taken to use them appropriately. When evaluating a process or procedure, assigning these terms appropriately can help simplify the safety assessment process.
What is a hazard?
A hazard refers to a potential source of harm. Examples can include chemical, biological, radiological, and physical hazards. Toxic chemicals, infectious biologics, and moving mechanical parts are all different types of hazards. The hazard level of a particular item or condition is static, meaning it does not vary. However, it can be evaluated relative to other hazards. Simply put, a hazard is a material or condition that can have an adverse effect on a person’s health or physical property.
What is risk?
Risk is the potential for interaction with a hazard. Generally speaking, risk is referenced in relative […]