1. Presentation
Risk management is an inescapable requirement in our modern industrial societies, where major accidents have become unacceptable. In the corporate world, the importance of safety is well established. The best way to control accident risks is through operational safety (OS), which is a set of methods and concepts (
The HAZOP method (Hazard and operability studies) is part of the SoTL, proposing an approach to improving the safety and processes of a system (planned or existing industrial installation).
The French version is IEC 61882 (see
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Definition, objectives and fields of application
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"Safety and risk management"
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The method was first published in 1974 by LAWLEY*, then successively described in three application guides, the first in 1976 by KNOWLTON* and SHIPLEY of ICI, the second in 1977 by the Chemical Industries Association (CIA)* and the third in 1981, again by KNOWLTON*, but on behalf of Chemetics International Ltd. These guides were followed twenty years later, in 2001, by the international standard IEC 61882 entitled: "Hazard...
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