LP GAS TEXAS BOBTAIL COMPREHENSIVE EXAM 2026
QUESTIONS AND ANSWERS SCORED A+
✔✔NFPA - ✔✔National Fire Protection Association
✔✔overfilling prevention device - ✔✔A device that is designed to provide an automatic
means to prevent the filling of a container beyond a level. ( stop valve )
✔✔ Container - ✔✔Any Vessel, including cylinders, tank, portable tanks, and cargo
tanks used for the transporting or storage of LP-gases.
✔✔Container Appurtenances - ✔✔[valves and fittings] Devises installed in container
openings for safety, control, or operating purposes. [ex: pressure-relief, shutoff valves,
backflow check valves, excess-flow valves and internal valves, liquid level gauges,
pressure gauges, and plugs.]
✔✔Fixed Maximum Liquid Level Gauge - ✔✔[outage gauge, spitter valve, spew gauge]
A fixed liquid level gauge that indicates when the liquid level in a container has reached
its maximum permitted filling limit.
✔✔Maximum Allowable Working Pressure (MAWP) - ✔✔The maximum pressure at
which a pressure vessel is to operate as described by the ASME boiler and Pressure
Vessel code.
✔✔Point of Transfer - ✔✔The location where connections and disconnections are made
or where LP-gas is vented to the atmosphere in the course of transfer operations.
✔✔Pressure Relief Device - ✔✔[popoff valve] designed to open to prevent a rise of
internal pressure in excess of a specified value due to emergency or abnormal
conditions.
✔✔Source of Ignition - ✔✔Devices or equipment that, because of their modes of use or
operation, are capable of providing sufficient thermal energy to ignite flammable LP-gas
vapor-air mixtures when introduced into such a mixture or when such a mixture comes
into contact with them, and that will permit propagation of flame away from the..
✔✔Mobile Fuel Container - ✔✔An LP-gas container mounted on a vehicle to store LP-
gas as the fuel supply to an auxiliary engine other than the engine to propel the vehicle
or for other uses on the vehicle.
✔✔Motor Fuel Container - ✔✔[engine fuel container] An LP-gas container mounted on
a vehicle to store LP-gas as the fuel supply to an engine used to propel the vehicle.
QUESTIONS AND ANSWERS SCORED A+
✔✔NFPA - ✔✔National Fire Protection Association
✔✔overfilling prevention device - ✔✔A device that is designed to provide an automatic
means to prevent the filling of a container beyond a level. ( stop valve )
✔✔ Container - ✔✔Any Vessel, including cylinders, tank, portable tanks, and cargo
tanks used for the transporting or storage of LP-gases.
✔✔Container Appurtenances - ✔✔[valves and fittings] Devises installed in container
openings for safety, control, or operating purposes. [ex: pressure-relief, shutoff valves,
backflow check valves, excess-flow valves and internal valves, liquid level gauges,
pressure gauges, and plugs.]
✔✔Fixed Maximum Liquid Level Gauge - ✔✔[outage gauge, spitter valve, spew gauge]
A fixed liquid level gauge that indicates when the liquid level in a container has reached
its maximum permitted filling limit.
✔✔Maximum Allowable Working Pressure (MAWP) - ✔✔The maximum pressure at
which a pressure vessel is to operate as described by the ASME boiler and Pressure
Vessel code.
✔✔Point of Transfer - ✔✔The location where connections and disconnections are made
or where LP-gas is vented to the atmosphere in the course of transfer operations.
✔✔Pressure Relief Device - ✔✔[popoff valve] designed to open to prevent a rise of
internal pressure in excess of a specified value due to emergency or abnormal
conditions.
✔✔Source of Ignition - ✔✔Devices or equipment that, because of their modes of use or
operation, are capable of providing sufficient thermal energy to ignite flammable LP-gas
vapor-air mixtures when introduced into such a mixture or when such a mixture comes
into contact with them, and that will permit propagation of flame away from the..
✔✔Mobile Fuel Container - ✔✔An LP-gas container mounted on a vehicle to store LP-
gas as the fuel supply to an auxiliary engine other than the engine to propel the vehicle
or for other uses on the vehicle.
✔✔Motor Fuel Container - ✔✔[engine fuel container] An LP-gas container mounted on
a vehicle to store LP-gas as the fuel supply to an engine used to propel the vehicle.
