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CCPS Process Safety Glossary

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A disturbance in an industrial process with which the basic process control...

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To terminate a procedure, such as the running of a computer program or the...

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The application of CPQRA in which the results of the analysis are compared...

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The process of contacting a vapor and gas stream with an absorbing liquid to...

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A technique in which a substance is heated in stages until very slow...

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The average rate of loss that is considered tolerable for a given activity...

Technical basis used to determine whether equipment is deficient (e.g., when...

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An unplanned event or sequence of events that results in an undesirable...

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A group of mutually supporting RBPS elements. The RBPS management system is...

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An unplanned event or sequence of events that results in undesirable...

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An event (or the first event in an event sequence) that is caused by a...

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An unintended or sudden release of chemical(s) from manufacturing,...

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The obligation to explain and answer for one's actions that are related to...

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American Conference of Governmental Industrial Hygienists; an organization...

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A method of logging progress when implementing a task or set of tasks.

The constant E in the exponential part of the Arrhenius equation, associated...

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Denotes physical motion or activity in the performance of the equipment's...

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A system in which failures are immediately evident during normal operation...

Single, short-term exposure (less than 24 hr)

An adverse effect on a human or animal body, with severe symptoms developing...

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A short-term or rare exposure to a toxic agent in a single episode that is...

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The potential for injury or damage to occur as a result of an instantaneous...

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A risk arising from a short-term event such as a release causing a fire,...

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The adverse (acute) effects resulting from a single dose or exposure to a...

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An incident investigation fashioned from the immediately available...

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A condiiton in which no heat transfer occurs to or from the environment...

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An estimation of the computed temperature which aspecimen would attain if...

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The temperature developed by the combustion of a fuel and oxidizer mixture...

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Induction period to event (spontaneous ignition, explosion, etc.) (ri) under...

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See Dry Adiabatic Lapse Rate.

Maximum increase in temperature that can be achieved. This increase only...

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Procedures that will hold human and/or equipment performance within...

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Procedural mechanism for controlling, monitoring, or auditing human...

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The process of contacting a vapor and gas stream with the surface of a solid...

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The transport of material by and in the wind

viruses and toxins, often infectious agents, that can accidentally...

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