CORRECT ANSWERS
What is a container? - ANSWER Any vessel, including cylinders, tanks,
portable tanks and cargo tanks, used to transport or store LP gases.
What are Container Appurtenances? - ANSWER Container Appurtenances
(more commonly known as valves and fittings) are devices installed in
container openings for safety, control, or operating purposes. Examples of these
include pressure-relief devices; shutoff valves, backflow check valves, excess-
flow valves and internal valves: liquid level gauges; pressure gauges; and plugs.
What is a Cylinder? - ANSWER A container designed, constructed, tested and
marked according to U.S. Department of Transportation specifications (Title 49,
code of Federal Regulations).
What is a Dispensing Station? - ANSWER A fixed equipment in which LP-gas
is stored and dispensed into portable containers.
What does the term D.O.T. stand for? - ANSWER D.O.T stands for the U.S
Department of Transportation.
What is a fixed Maximum Liquid Level Gauge? - ANSWER A fixed liquid
level gauge, also known as an outage gauge, spitter valve or spew valve
provides an indication that the liquid level in a container has reached its
maximum allowable filling limit.
, What is liquefied petroleum gas. - ANSWER Liquefied petroleum gas (LP-
gas) is any material whose vapor pressure does not exceed that allowed for
commercial propane and that is composed predominantly of the following
hydrocarbons, either by themselves or as mixtures: propane, propylene, butane
(normal butane or isobutane), and butylenes.
What is the N.F.P.A? - ANSWER The N.F.P.A is the National Fire Protection
Association.
What is an Overfilling Prevention Device? - ANSWER A stop valve or OPD is
a safety device designed to automatically prevent a container from being filled
beyond its maximum permitted filling limit.
What is a Point of Transfer? - ANSWER The Point of Transfer is the point at
which connections and disconnections are made or at which LP-gas is vented to
atmosphere during transfer operations.
What is a portable container? - ANSWER A container designed to be readily
moved, as distinguished from a container that is to be used in a fixed
installation.
What is a pressure relief valve? - ANSWER A pressure relief valve, or popoff
valve, is a type of pressure relief device designed to both open and close to
maintain internal pressure.
What are sources of Ignition? - ANSWER Sources of Ignition are devices or
equipment that are capable of igniting flammable LP-gas vapor-air mixtures and
that will permit propagation of flame away from them.