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A Variation of the Dry-Pipe System Is the pre-Action System

question 50

True/False

A variation of the dry-pipe system is the pre-action system, which has a two-phase response to a fire. _________________________


Definitions:

Milk Tanker Trailer

A specialized type of trailer designed for transporting liquid milk from farms to processing plants, typically insulated to maintain temperature.

Tank Pop-Off Valve

A safety valve on a tank (such as an air compressor or pressure vessel) that releases pressure to prevent over-pressurization.

Rupture Disk

A safety device designed to burst at a predetermined pressure to relieve excessive pressure from vessels or piping systems.

Hubdometer

A wheel hub located odometer used to track and display mileage; especially useful on trailers to schedule service intervals.

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