Prevention & protection

Prevention & protection

File prevention and protection terms.

Industry: Fire safety

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Prevention & protection

Four-way brace

Fire safety; Prevention & protection

A sway brace intended to resist differential movement of the piping system in all horizontal directions.

A suspended ventilating device used only to exhaust heat, water vapor, odors, and other nonhazardous materials. This is not a chemical fume hood and generally is not effective for exhausting toxic or ...

Drop-out ceiling

Fire safety; Prevention & protection

A suspended ceiling system, which is installed below the sprinklers, with listed translucent or opaque panels that are heat sensitive and fall from their setting when exposed to heat.

Combination wave form generator

Fire safety; Prevention & protection

A surge generator with a 2-ohm internal impedance producing a 1. 2/50 µs open circuit voltage and an 8/20 µs short-circuit current waveshape.

Metal mineral processing plant

Fire safety; Prevention & protection

A surface processing facility used to size, separate, and concentrate valuable metals from raw ore.

Girder

Fire safety; Prevention & protection

A support for beams or joists that runs at right angles to the beams or joists. If the top of the girder is within 100 mm (4 in. ) of the ceiling, the girder is a factor in determining the number of ...