CCPS Process Safety Glossary
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A system developed by the National Institute for Occupational Safety and... Read More... |
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A comparison and ranking of various risk estimates to prioritize risk... Read More... |
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Time constant equal to the time in seconds for charge to decay by Ohm’s Law... Read More... |
Synonymous with Ladder Diagram. |
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The probability that an item is able to perform a required function under... Read More... |
The determination of reliability of a process, system, or equipment. |
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The collection of mathematically defined properties (e.g., Reliability,... Read More... |
A manufacturer's catalogued part of a PES including Input and/or Output... Read More... |
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Material can be removed from the atmosphere by a variety of processes. |
The time necessary to identify and repair a fault. The average detection... Read More... |
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A selection of incidents designed so as to contain one or more incidents... Read More... |
The property of conductors depending on material, dimensions and temperature... Read More... |
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The volume resistance of a sample of material having unit length and unit... Read More... |
See Data resource. |
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The breathing system; in includes the lungs and air passages (trachea or "... Read More... |
An initiative implemented by the Chemical Manufacturers Association (CMA) in... Read More... |
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Restart of the PES and its Application Program after all dynamic data (... Read More... |
Restart after power failure which occurs within the process dependent... Read More... |
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Restart after Power Failure with a user programmed predetermined set of... Read More... |
The amount of a substance left behind during chemical processing. Also... Read More... |
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To correct substantive deficiencies in the prior PHA, and then update and... Read More... |
A failure may be immediately or almost immediately apparent through an alarm... Read More... |
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An inspection of a plant/process unit, drawings, procedures, emergency plans... Read More... |
Any electrical signal capable of being propagated into and interfering with... Read More... |
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Measure of atmospheric stability proportional to the vertical gradient of... Read More... |
A measure of potential economic loss, human injury, or environmental damage... Read More... |
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A measure of human injury, environmental damage, or economic loss in terms... Read More... |
The development of a quantitative estimate of risk based on engineering... Read More... |
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The process by which the results of a risk analysis (i.e., risk estimates)... Read More... |
Lines that connect points of equal risk around the facility ("isorisk" lines... |
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Combining the estimated consequences and likelihood of all incident outcomes... Read More... |
The assessment of risk, coupled with an appraisal of the significance of the... Read More... |
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The systematic application of management policies, procedures, and practices... Read More... |
The systematic application of management policies, procedures, and practices... Read More... |