CCPS Process Safety Glossary

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Equipment designed to protect employees from serious workplace injuries or...

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Synonymous with Application Program.

a biotechnological science that combines the techniques of medicine,...

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Optical method for simultaneously measuring particles size and velocity...

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A task to be performed by a system, during the execution of which the system...

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A correction factor which is based on the ratio of the total heat capacity...

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The catastrophic rupture of a pressurized gas/vapor-filled vessel by means...

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A chemical for which there is scientifically valid evidence that it is a...

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Models that provide quantitative information on source rates and extent of...

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Subdivision equal to one part in 1012.

See Accident prevention pillar.

To produce a small quantity of a product as a test prior to full-scale...

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A structure that supports pipes, power leads, and instrument cable trays....

A diagram that shows the details about the piping, vessels, and...

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A four-step process for quality improvement. In the first step (Plan), a...

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A plane surface through the study cube on which the value of one of the...

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Refers to PES equipment status. The PES is approved when it has operated...

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Refers to PES equipment status. After successful operations as plant...

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Data which pertains to a unique population of equipment specific to a...

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A comparison of values for process variables that allows faults in the...

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A chemical group contribution method for predicting the chemical instability...

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A tubular reactor where the feed is continuously introduced at one end and...

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Make, break, a physical connection (e.g., use a physical connector for...

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See Equipment, On-Line Pluggage

A visible or measurable discharge of a contaminant from a given point of...

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Rise of plume in elevation above source due to buoyancy or momentum.

A DOT term for extremely dangerous poisons, that is, poisonous gases or...

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A DOT term for liquid, solid, paste, or semisolid substances-other than...

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A more general form of the Laplace equation in which the intervening space...

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The process by which charges are moved to new locations on a conductor by...

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Substance made of giant molecules formed by the union of simple molecules (...

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A chemical reaction in which one or more small molecules combine to form...

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The combustion of material evaporating from a layer of liquid at the base...

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Any solid material through which gas can flow, and that affords some measure...

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Rigid structure that can be easily moved to another location within the...

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The determination of the materials of construction of an equipment item or...

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