CCPS Process Safety Glossary

Improvement of conditions immediately after an accident; treatment of...

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A data base that contains all input data for a CPQRA, including the System...

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An unusual, abnormal, or irregular set of circumstances that left...

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Having the ability to dissipate charge at a sufficient rate to prevent...

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In practice, reaction rates are often determined by physical processes (e.g...

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The physical properties of a chemical, such as color and smell.

...

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A computer language which is appropriate for a specific type of application...

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A generic term for a computer program written for a particular application,...

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The collection of applications programs used on a given system.

Refers to PES equipment status following approved future equipment...

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Refers to PES equipment status following "preproduction". Approved Future...

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Is one layer of a system or subsystem considered adequate protection, in...

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Organizational structure of a computing system referring to:

  • The...
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k= Z e–E/RT where k is the specific reaction rate constant in reciprocal...

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The reaction rate constant (k) is a function of temperature (T). This...

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Graph that shows the logarithmic rate of heat production ln(q) versus the...

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A vapor or gas which can cause unconsciousness or death by suffocation (lack...

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A list showing the correspondence between absolute or logical addresses and...

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A risk that has been identified, analyzed, and accepted at the appropriate...

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The layer about 1000 m deep next to the ground that is strongly affected by...

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The low momentum mixing of a gas or vapor with air. The mixing is the...

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The low momentum mixing of a gas or vapor with air. The mixing is the...

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A measure of the degree of atmospheric turbulence commonly defined in terms...

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A storage tank that has been designed to operate at pressures from...

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A model that follows the movement and dilution of a pollutant after it is...

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Random and rapid fluctuations in wind components, which determine the rate...

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

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The proof that systematic documentation of activities was performed in a way...

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The autoignition temperature of a substance, whether solid, liquid, or...

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The increase of the rate of reaction due to the catalyzing effect of the...

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Reaction of which the rate is increased by the catalyzing effect of its...

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The sustained decomposition of a substance without introduction of any other...

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The minimum temperature for a specified test method, test apparatus (...

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The minimum temperature at which combustion can be initiated without an...

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A control system beyond the scope of this standard in which PESs are...

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Also autooxidation or auto-oxidation. A slow, easily initiated, self-...

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