CCPS Process Safety Glossary

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Behavior in which a person follows remembered or written rules. Examples...

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Behavior in which a person follows remembered or written rules. Examples...

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The distance in the direction of flame propagation from the point of...

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A thermally unstable reaction system which exhibits an uncontrolled...

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A thermally unstable reaction system which exhibits an uncontrolled...

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A network in a Ladder Diagram Program with its attached left Power Rail and...

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Normal hardware operation, e.g., an unspared compressor which must operate...

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Dimensionless terms for TNT equivalence explosion modeling.

The period of stabilized burning on a flame arrester without flame being...

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A building or enclosure that is designed to provide protection to its...

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Limits established for critical process parameters, such as temperature,...

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The safe upper and lower limits refer to equipment design limits, not...

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An integrated set of policies, procedures, permits, and other systems that...

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Any device, system, or action that either interrupts the chain of events...

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The expectation that a system does not, under defined conditions, lead to a...

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A system composed of servers, logic servers, and final control elements for...

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A separate and independent combination of sensors, logic solvers, final...

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(there is no definition for this CPQRA) is defined as the likelihood that a...

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Discrete level (one out of four) allocated to the SIF for specifying the...

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Same as interlocking except a failure to control out-of-limit conditions can...

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A system or subsystem that is considered adequate to protect against a...

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An inspection of a plant or process unit, drawings, procedures, emergency...

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Equipment and/or procedures designed to limit or terminate an incident...

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Selecting a portion of a large population of data or information to...

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The length of time in atmospheric dispersion testing over which...

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A structure containing instrument and process control equipment for one or...

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The ratio of the cube of the volume mean diameter to the square of the...

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SBR

Semi-Batch Reactor; A type of batch reactor that is characterized by the...

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The steps involved in transferring a manufacturing process or section of a...

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Adjusting the relative size of a risk criterion, at a given level in the...

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See Time.

A detailed description of an unplanned event or incident sequence that...

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A simplified dispersion model with limited capabilities, suitable for...

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A hazard evaluation team member who is responsible for capturing the...

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A password, key, procedure, or other device which has the ability to limit...

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A document that describes a plan to address security issues and related...

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