NFPA 1123 EXAM SET QUSTIONS WITH
CORRECT ANSWERS AND VERIFIED.
7 in and 8 in Single Break Shells - CORRECT ANSWER✅✅✅1. Mortar is not metallic
2. Electrical or equivalent means of remote ignition is used to fire shell
3. Shell is not chain-fused to any other shells
Aerial Shell - CORRECT ANSWER✅✅✅A cartridge containing pyrotechnic composition, a burst
charge, and an internal time fuse or module, that is propelled into the air from a mortar and that is
intended to burst at or near apogee
Approval - CORRECT ANSWER✅✅✅All consumer fireworks (fireworks UNO336), novelties and
theatrical pyrotechnics offered for transportation in the United States shall be classified and approved
for transportation purposes by the DOT
Assistant - CORRECT ANSWER✅✅✅A person who works under the supervision of the pyrotechnic
operator
Barrage - CORRECT ANSWER✅✅✅A rapidly fired sequence of aerial fireworks
Battery - CORRECT ANSWER✅✅✅A collection of fireworks devices, such as a group of mortars or a
bundle of roman candles, fused together in such a manner that they are fired in a short period of time
Black Powder - CORRECT ANSWER✅✅✅low explosive consisting of an intimate mixture of
potassium or sodium nitrate, charcoal, and sulfur
Break - CORRECT ANSWER✅✅✅An individual burst from an aerial shell, generally producing either a
visual effect (stars) or noise (salute)
, Built in test circuit - CORRECT ANSWER✅✅✅designed to limit the test current (into a short circuit)
to 0.05 ampere or to 20% of the maximum current that can be applied to an electric match for 5 seconds
at room temperature, without the match igniting the electric match being used, which ever is less
Buried Mortars - CORRECT ANSWER✅✅✅1. Shall be buried to a depth at least 2/3 of their length,
either in the ground or in above ground troughs
2. mortars buried in troughs or the ground shall be separated from adjacent mortars
3. Unchained aerial shells 6 in and below with electric igniters require no separation
4. Separation distance of at least 2 in or half the diameter of the mortar (which ever is greater) shall be
required between the mortar and the wall of the trough or drum
Cake - CORRECT ANSWER✅✅✅Chain-fused firework that propels a series of aerial shell, comet, or
mine effects into the air from collectively attached tubes
Chain Fused Aerial Fireworks - CORRECT ANSWER✅✅✅Including those not in a mortar such as
roman candle batteries and multi-tube aerial items, shall be positioned using stakes, racks, sandbags,
earth, or equivalent means to prevent tip over or hazardous movement during operation
Chain Fused Mortar Racks - CORRECT ANSWER✅✅✅1. Racks containing mortars 3 in or less in
diameter shall be limited to a maximum of 15 mortars per unit
2. Racks containing mortars 4 in in diameter shall be limited to a maximum of 12 mortars
3. Racks containing 5 in or 6 in shall be limited to a maximum of 10 mortars
4. Mortars greater than 6 in, racks shall not be used
Chain Fusing - CORRECT ANSWER✅✅✅A series of two or more aerial shells or other firework items
fused to fire in sequence from a single ignition
Classification and Description - CORRECT ANSWER✅✅✅aerial shells, mines, and comets shall be
classified and described only in terms of the inside diameter of the mortar from which they are fired
CORRECT ANSWERS AND VERIFIED.
7 in and 8 in Single Break Shells - CORRECT ANSWER✅✅✅1. Mortar is not metallic
2. Electrical or equivalent means of remote ignition is used to fire shell
3. Shell is not chain-fused to any other shells
Aerial Shell - CORRECT ANSWER✅✅✅A cartridge containing pyrotechnic composition, a burst
charge, and an internal time fuse or module, that is propelled into the air from a mortar and that is
intended to burst at or near apogee
Approval - CORRECT ANSWER✅✅✅All consumer fireworks (fireworks UNO336), novelties and
theatrical pyrotechnics offered for transportation in the United States shall be classified and approved
for transportation purposes by the DOT
Assistant - CORRECT ANSWER✅✅✅A person who works under the supervision of the pyrotechnic
operator
Barrage - CORRECT ANSWER✅✅✅A rapidly fired sequence of aerial fireworks
Battery - CORRECT ANSWER✅✅✅A collection of fireworks devices, such as a group of mortars or a
bundle of roman candles, fused together in such a manner that they are fired in a short period of time
Black Powder - CORRECT ANSWER✅✅✅low explosive consisting of an intimate mixture of
potassium or sodium nitrate, charcoal, and sulfur
Break - CORRECT ANSWER✅✅✅An individual burst from an aerial shell, generally producing either a
visual effect (stars) or noise (salute)
, Built in test circuit - CORRECT ANSWER✅✅✅designed to limit the test current (into a short circuit)
to 0.05 ampere or to 20% of the maximum current that can be applied to an electric match for 5 seconds
at room temperature, without the match igniting the electric match being used, which ever is less
Buried Mortars - CORRECT ANSWER✅✅✅1. Shall be buried to a depth at least 2/3 of their length,
either in the ground or in above ground troughs
2. mortars buried in troughs or the ground shall be separated from adjacent mortars
3. Unchained aerial shells 6 in and below with electric igniters require no separation
4. Separation distance of at least 2 in or half the diameter of the mortar (which ever is greater) shall be
required between the mortar and the wall of the trough or drum
Cake - CORRECT ANSWER✅✅✅Chain-fused firework that propels a series of aerial shell, comet, or
mine effects into the air from collectively attached tubes
Chain Fused Aerial Fireworks - CORRECT ANSWER✅✅✅Including those not in a mortar such as
roman candle batteries and multi-tube aerial items, shall be positioned using stakes, racks, sandbags,
earth, or equivalent means to prevent tip over or hazardous movement during operation
Chain Fused Mortar Racks - CORRECT ANSWER✅✅✅1. Racks containing mortars 3 in or less in
diameter shall be limited to a maximum of 15 mortars per unit
2. Racks containing mortars 4 in in diameter shall be limited to a maximum of 12 mortars
3. Racks containing 5 in or 6 in shall be limited to a maximum of 10 mortars
4. Mortars greater than 6 in, racks shall not be used
Chain Fusing - CORRECT ANSWER✅✅✅A series of two or more aerial shells or other firework items
fused to fire in sequence from a single ignition
Classification and Description - CORRECT ANSWER✅✅✅aerial shells, mines, and comets shall be
classified and described only in terms of the inside diameter of the mortar from which they are fired
