CCPS Process Safety Glossary
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A written plan which addresses actions to take in case of plant fire,... Read More... |
A system of guidelines being prepared by an industry task force of which... Read More... |
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An automatic sequence initiated by an interlock. The sequence may consist... Read More... |
A device that is designed to shutdown the system to a safe condition on... Read More... |
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The safety system which overrides the action of the basic control system... Read More... |
The safety control system that overrides the action of the basic control... Read More... |
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A hard-wired push button that, when pushed, will maintain the trip position... Read More... |
Any spurious effect produced in the circuits or elements of a device by... Read More... |
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The ratio of the radiant energy emitted by a surface to that emitted by a... Read More... |
A reaction of large magnitude resulting from the detonation of nuclear... Read More... |
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An event that makes another event possible |
A deflagration flame arrester that is installed on atmospheric pressure tank... Read More... |
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A physical or chemical change that requires or is accompanied by the... Read More... |
A reaction involving one or more chemicals resulting in one or more new... Read More... |
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A test in which a flame arrester is subjected to a stable flame on the... Read More... |
Steady burning of a stabilized flame at or close to the flame arrester... Read More... |
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The cube root of the TNT equivalent mass,W1/3. [See Eq. (4.76).] |
The mixing of air into a vapor cloud. |
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A factor used to adjust a given failure rate up or down depending upon... Read More... |
The analysis of the impact that a proposed development, usually industrial,... Read More... |
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Areas requiring special management attention to protect important scenic... Read More... |
U.S. Environmental Protection Agency; Federal agency with environmental... Read More... |
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An event of limited duration, typically an incident. For example, release of... Read More... |
An unplanned event of limited duration, usually associated with an accident... |
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A release of limited duration, usually associated with an accident. |
A piece of hardware which can be defined in terms of mechanical, electrical... Read More... |
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Demarcation of the equipment defining components included and interfaces... Read More... |
The probability that, when operating under stated environment conditions,... Read More... |
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The ratio of fuel concentration in the actual fuel–air mixture divided by... Read More... |
A modification of the Average Rate of Death that takes into account society'... Read More... |
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Equivalent Roughness Pattern used in the Kit Fox experiments, consisting of... Read More... |
The American Industrial Hygiene Institute defines Emergency Response... Read More... |
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See Confidence interval. |
The ratio of the 95th percentile value to the median value of a lognormal... Read More... |
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A work situation in which the performance shaping factors are not compatible... Read More... |
Criteria defining the required content or conduct of a PHA based upon... Read More... |