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Questions and Answers
A major accident is a small accident that occurs in a chemical plant.
False
A major accident involves no danger to human health.
False
A major accident can occur in any type of establishment.
False
A major accident can cause delayed danger to human health.
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A major accident always occurs inside an establishment.
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A major accident involves only one dangerous substance.
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Study Notes
Hazard and Operability Study (HAZOP)
- Uses a systematic guide-word approach to provoke thoughts and identify potential deviations, such as "No," "More," "Less," "As well as," "Part of," etc.
Deviation Identification
- Analyze the process or system systematically to identify potential deviations from intended design parameters
Consequence Analysis
- Analyze each identified deviation to determine the potential consequences it may have on: • Safety • Operability • Performance
- Includes identifying the process or system to be studied, relevant documents and information to review, and the session schedule
Major Accident
- Refers to a large accident in a chemical plant, such as: • Major emission • Fire • Explosion
- Results in serious danger to human health and/or the environment, immediate or delayed, inside or outside the establishment, involving one or more dangerous substances
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Description
Test your knowledge on Hazard and Operability Study (HAZOP), a systematic approach to identify potential deviations and analyze their consequences on safety, operability, and performance.
