CCPS Process Safety Glossary

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A system which divides process control functions into specific areas...

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The performance of the same overall protective function by a number of...

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Injection of a gene that codes for a specific antigen, enabling the...

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The triggering of secondary events, such as toxic releases, by a primary...

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Time-integrated concentration

A method, developed by The Dow Chemical Company, used to identify and rank...

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A method (developed by Dow Chemical Company) for ranking the relative fire...

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The surface stress, to, arises through direct viscous stress and...

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The negative of the temperature gradient established as dry air ascending in...

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Effective downward vertical velocity of small aerosols and gases if they are...

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A flame arrester that uses an element consisting of small gaps or apertures...

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Fiber weight per unit length (gram/10-km length)

A separate collection and containment vessel intended to receive an...

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The length of time for which the event state exists. Can be the repair time...

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Any finely divided solid, 420 microns or 0.017 inches, or less in diameter (...

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A systematic review to identify and evaluate the potential fire, flash fire...

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Consists of processor routines in conjunction with external hardware under...

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Plants or vegetables (such as potato) that are engineered to express an...

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Models that predict effects of incident outcomes usually with respect to...

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For an incident that produces an incident outcome of toxic release, the area...

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The charging process in liquids of low conductivity alters the concentration...

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The spark ignition energy (J) of the least easily ignitable flammable...

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Defined as the vertical integral of the concentration-weighted wind speed...

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The combination of process safety management performance and process safety...

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The proven ability of a drug or vaccine to produce a desired clinical effect...

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A measure of the force exerted by one charged body on another. Imaginary...

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Electromagnetic phenomena which, either directly or indirectly, can...

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Any spurious effect produced in the circuits or elements of a device by...

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A reaction of large magnitude resulting from the detonation of nuclear...

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The phenomenon of particle migration in an electric field.

An early device for generating charge by induction, attributed to and named...

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Basic division in a process safety management system that correlates to the...

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The portion of a graphical Language corresponding to an Instruction in...

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the person charged with overall responsibility for overseeing a particular...

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Pollutant releases at elevations above about 10 or 20 m.

Actions that should be taken at the time of a chemical exposure before...

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