CCPS Process Safety Glossary

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The technique of maintaining the concentration of combustible material in a...

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A finely divided combustible particulate solid that presents a flash fire...

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A term used to classify certain liquids that will burn on the basis of flash...

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Any combustible solid material, composed of distinct particles or pieces,...

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An exothermic reaction between a fuel and an oxidizer (usually but not...

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A device that is manufactured by a consistent production method and has...

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Information about the hazardous material(s) that is being shipped such as...

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The occurrence of two or more failures that result from a single event or...

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Concurrent failures of different devices, resulting from a single event,...

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The failure of more than one component, item, or system due to the same...

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Failure, which is the result of one or more events, causing coincident...

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Concurrent failures of different devices characterized by the same failure...

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The ability of materials to exist in contact without specified (usually...

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A PSM program element associated with efforts to maintain, improve, and...

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An equipment part.

See Equipment boundary.

One member of the roster of methods that collectively form the complete...

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A class of models that can simulate very highly resolved three-dimensional...

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Dispersion models that treat the partial differential Navier-Stokes...

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Equipment composed of hardware (H/W) and software (S/W) that performs basic...

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Includes various types of computers (e.g., mini and micro), programmable...

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A computer code developed by SAIC to: aggregate data sets into a single...

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Computer software for planning, scheduling, and documenting maintenance...

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The relative amount of a substance when combined or mixed with other...

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The initial design of a project when basic parameters are known but design...

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An explosion that occurs when the material is present in the form of a...

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Observing, measuring, and/or trending of indicators with respect to some...

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One of several possible probabilities included in scenario risk calculations...

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Probability of occurrence given that a precursor even has occurred.

The embodiment of an organization's values and principles in management...

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Having a conductivity greater than 104 pS/m or a resistivity less than 108 W...

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Having an average resistance between 2.5x103 W and 1x106 W as measured using...

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A hose having an electrical resistance less than 103 Ohms per meter of hose...

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The reciprocal of resistivity as Siemens per meter or more usually as...

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See Bulking Brush Discharge.

A statistical measure of uncertainty.

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