Introduction to risk

6 Articles in this category

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Introduction to risk

6 Articles in this category

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What is risk?

Definition Risk in the field of safety refers to the likelihood and severity of hazardous events that can cause harm to people, the environment, or property due to the processing or handling of hazardous substances. These risks are typically associ...

Updated on : 14 Aug 2024

What is risk assessment

Definition Risk assessment in process safety is a systematic process used to identify, evaluate, and manage the potential risks that could lead to hazardous events in industrial processes. It involves analyzing the likelihood of occurrence and the ...

Updated on : 14 Aug 2024

Individual Risk

Definition Individual Risk (IR) represents the annual probability that one individual continuously present without protection at a specific location outside a facility will be fatally harmed as a consequence of an event inside the establishment lea...

Updated on : 04 Aug 2024

IRPA

Definition IRPA, or Individual Risk Per Annum, reflects the risk of dying at a specified location when considering occupancy (presence factor) and potential protection factors (such as being inside a building or wearing protective clothing). It...

Updated on : 08 Jan 2026

Societal Risk

Definition Societal Risk is the cumulative probability per year, that at least 10, 100, or 1000 people are killed as a direct result of their presence within the impact area of an establishment where the release of a dangerous chemical is involved...

Updated on : 15 Jul 2024

Consequence Risk

Definition Consequence Risk is the risk that a specific threshold level is exceeded . So for example, the risk of exceeding a heat radiation level of 35 kW/m² (which corresponds to 100% lethality level for fires), and/or the risk of exc...

Updated on : 18 Jul 2024