An incomplete electrical circuit
The United Nations publication for classification and testing of dangerous goods
The component of an explosive that supplies oxygen for the reaction of the product
A colour break with palm tree core
An electrical circuit in which the current is divided between several igniters. Less easy to test for breaks.
Commonly used to cover shells to enhance their burst
A shell of fewer stars that creates a pattern rather than a sphere
A shell whose stars do not leave any trails
Plastic Igniter cord
A specialised type of firework which travels to and fro along a horizontal rope
Raw match enclosed in a paper or plastic tube
The central core of a shell. Often a complimentary or contrasting colour to the main burst
A thin walled tube filled with slow burning composition used to light other fireworks
Composition used to produce force e.g. A rocket motor
Slow burning lighter for small fireworks
Generic term for any item which react in a self sustaining chemical reaction and generally produces a light effect. Pyrotechnic articles are different to fireworks and generally are used for stage and theatrical uses
Raw match enclosed in a paper or plastic tube
Apparatus for firing rockets or mortar tubes
Shells containing long burning stars that fall all the way to the ground.
Black powder coated thread used for linking fireworks
Usually a cylinder shell with timed bursts at regular intervals
An aerial shell that produces symmetrical rings of stars often have a rope tail to control orientation of the break
Often a tail effect on a shell but can be external attachments to a shell that break off during the rise to create special effects
Aerial effect propelled by a motor
A device for firing flight rockets
The power unit behind a rocket. Typically made by pressing black powder into a choked tube
A cardboard tube with a stack of timed comets or bombette units
A shell in the form of a sphere usually containing coloured stars
The area around a fireworks display site between the spectators and fireworks. Not including a fall out zone
Report or loud bang
A chrysanthemum break with an outer ring of a contrasting colour
A bar with centre pivot with drivers at either one or two ends which make the bar spin on a central point.
A whistle unit with a hole through the centre. This increases the burn speed and therefore the sound
The pattern in which fireworks are detonated in a display
A circuit arranged so the current runs through each igniter in turn. This enables and breaks to be detected
A spinning tube used in candles and shells. Usually with a report unit
A ground firework. Generally static
The most spectacular of fireworks propelled with a lifting charge from a mortar and a bursting charge that charge to a star composition in the air after a predetermined delay
See Delay fuse
Shell of shells
An aerial shell that contains smaller shells ignited when the main shell bursts and subsequently produces small secondary bursts
The accidental completion of a circuit which causes the current to not flow through the igniter
The single functioning of a roman candle or cake
Air suspension of particles from incomplete combustion of a composition
A powder containing nitro-cellulose and nitro-glycerine as it does not produce much smoke
Typical effect caused by incandescent particles ejected form the surface of a burning composition
Wire coated with pyrotechnic composition that gives off small sparks
A shell containing a small number of large stars producing a symmetrical burst. Sometimes called octopus shells
A comet with an internal charge of flash powder which when ignited splits the comet into several pieces.
A pressed unit of composition usually spheres or cylinders used in shells, mines, rockets and roman candles
The holding of fireworks prior to their use. Premises must be licensed for amounts above a certain quantity
A pulsing on off star effect fired from candles and shells and ground based effects
A comet star secured to the outside of a shell to give a tail to the rising shell
Tiger tail shell
A shell made up of a solid ball of composition to produce a substantial tail effect. Sometimes with a small shell break
A silver metal used in the production of maroons and gerbes
A shell where the shell delay is lit separately from the lifting charge. Often found in large Maltese shells
The process of consigning a load of fireworks. Subject to heavy legislative control
Documentation required when transporting fireworks of any quantity. Transport emergency card. Provide information for emergency services
A large tail unit often used on palm and willow shells
The assignment of a packaged firework into the UN classes for fireworks
UN compatibility group
The G or S of 1.3G or 1.4S. The compatibility group indicated what a particular item may and not be transported with
UN Hazard code
See UN number
A complicated mark assigned to a particular packing box for dangerous goods
A four-digit number assigned to hazardous goods. Explosives always start with a 0 e.g. 1.4G fireworks are UN 0336. Used to identify a dangerous item in the event of an emergency
A mass firing of rockets or shells
Aquatic fireworks e.g. shells or water gerb
A floating gerb with a weight and cork float.
See Aquatic shell
A curtain of coloured or silver sparks that falls vertically. Composition is made from an aluminium alloy
A rotating piece attached to a post in the form of a saxon bar or wheel with driver units
A tube containing composition of potassium benzoate and potassium silicate. On burning the composition creates oscillation in the tube and creates a whistle effect which is amplified in the tube
A shell containing charcoal based stars with a long burn time which often fall to the ground
Wednesday, August 20, 2008
Tuesday, August 19, 2008
The UN Classification of Fireworks packaged for transport that poses a mass explosion hazard.
The UN Classification of Fireworks packaged for transport that poses a projectile hazard
The UN Classification of Fireworks packaged for transport that poses a fiery projectile or thermal radiation hazard
The UN Classification of Fireworks packaged for transport that poses a limited hazard
The UN Classification of Fireworks packaged for transport that poses a very limited hazard with minimal effect if ignited.
Regulations covering all drivers of explosives vehicles over a certain net weight of explosives
A firework that has its main function above ground level mainly shells, roman candles, mines and cakes
A shell that is designed to function at altitude
A shell that is designed to function on the surface of water
A mine that is fired from a mortar with only a small casing to create minimum debris
Blackmatch without a sleeve
A combination of fireworks designed to be fired simultaneously
A group of roman candles grouped and fused together for increased effect or duration
Coloured flare usually made up from loose packed composition
A cotton thread coated with blackpowder in its raw state. Sometimes cased in a paper tube
A composition of potassium nitrate, charcoal and sulphur in the proportion of 75:15:10 widely used in fireworks manufacture as a propellant and the basis for compositions containing metal powders. Blackpowder does not detonate on ignition but merely burns very fast
A shell that fails to break. Potentially very dangerous
An effect of periodic burning giving the effect of flashing or strobe
Spanish for little shell. Usually found as part of roman candles or cakes and occasionally in mines or sub components of shells
The normal method of igniting a shell. The delay is ignited which then lights a delay fuse on the shells. Also used for cakes when the fuse runs round the base of each tube and enters via a small hole
British Pyrotechnic Association. Trade organisation concerned with all areas of firework safety and use in the
A burst of a shell or bombette unit. Shells can either be single or multibreak units
The standards set for consumer fireworks for labelling and construction. All consumer fireworks must comply with BS 7114 part2 1988
Long burning star that burns bright but not as long as a kimuro
Always used at one end only of a tube or mortar. A composite or solid wooden disk the same size as internal diameter of a tube and usually nailed and glued into the tube to keep secure. Bungs are often made of compressed clay for items including cakes and roman candles.
An internal charge of a shell or bombette unit that breaks the shell open at a predetermined height. Made from gunpowder or flashpowder
A burst of a cylindrical tube from a central point which creates an effect that looks like the wings of a butterfly
Colloquial term for a multi shot battery
The inside diameter of a firing tube or mortar
An aerial shell containing several shells that explodes at the same time. Also a battery of reports from china
The tube that contains firework composition
The traditional name for a wheel. The name given because of St.Catherine who was martyred on a burning rotating wheel
A method of fusing several firework elements together e.g. shells
A roll of many hundreds of individual cracker units which produces a machinegun report effect when hung up. Traditionally used for Chinese celebrations
The narrowing of a tube usually for fountains or rockets by means of squeezing the tube or the insertion of a clay bung
A spherical burst in which each star leaves a visible trail
A completed electrical circuit. i.e. A ready to fire circuit
A shell containing large stars usually gold, silver or crackling to produce a palm tree effect. Usually fitted with a tail to produce the trunk effect
A solid unit of composition usually used in roman candles. The unit is completely self consuming so is useful for site where fallout is a problem
A term used for all pyrotechnic mixtures. More specifically it is a list of ingredients in a particular mix. All compositions contain an oxidant together with colour or effect ingredients.
A specialised fountain in the shape of a cone. A burning cone will increase the height of the spark shower as it burns as the surface area that burns is increased.
Banger unit also see Chinese cracker
An effect containing hundreds of sharp bangs thrown off a low intensity comet. Most crackle compositions contain lead or bismuth oxides
A piece of thin raw match used to facilitate the ignition of a shells internal delay fuse. Usually made from splitting or punching the delay fuse
See Splitting comet
Two stars in a single tube with a central bursting charge
A chrysanthemum break with longer burning stars that fall to the ground. Often produced to have coloured tips at the end.
A plastic ring with driver units that rotate and flies vertically. Double acting versions are available which ascend drop sand then re ascend
Usually European and commonly a stack of shells that are timed to break in a sequence.
A shell with larger and brighter stars than peony breaks
Explosive propagation which is faster than burning but is not detonation
Pyrotechnic composition that burns at a predetermined rate and used for timing within or externally between fireworks
A pyrotechnic composition designed to delay before functioning the next explosive device. Most commonly used in shell spikes as they rise into the air.
The are used for rigging and including the safety and fallout area
A specialist gerb with more power whose primary purpose is to rotate a wheel. Often including titanium.
Department of Trade and Industry responsible for aspects of sale of fireworks to the general public
The Explosives Industry Group of the Confederation of British Industry. Its main purpose is liaison with government on safety and legislative matters
The process of firing a displays electrically.
An electrically ignited match head commonly used on electrically fired displays. These are not to be confused with detonators
An electric igniter
A proposed standard for fireworks across Europe (CEN 212) currently being adopted across
Any material that is capable of undergoing a self contained self-sustained exothermic chemical reaction at a rate that is sufficient to produce substantial pressures on their surroundings thus causing physical damage. All fireworks are classified as explosives
The progress of fire from one explosive component to another.
A safe area designated for any debris fallout from a display. This must be selected with climatic conditions in mind.
A rapid firing pre fused sequence fired at the end of a display
An explosive assigned to UN numbers 0333 to 0337.
A pyrotechnic device designed to emit coloured light.
A rocket containing a flashpowder charge that produces a loud report after its ascent
A small rocket. Usually fired in large numbers simultaneously from a tube or cone
A spark effect produced by incorporation of coarse metal powders, usually aluminium
A device containing pyrotechnic composition in a tube which is usually choked.
An arrangement of mines, fountains or roman candles arranged parallel with the spectators and fired simultaneously
Means of transferring fire to a firework
A protective cover for the initial fuse of a firework. Often coloured orange
A firework of limited power for use in restricted outdoor areas. Category 2 fireworks.
A thick walled tube filled with composition and having a choke. Emits shower of sparks
Production of molten composition droplets which react with air to produce a glittery effect. Similar but different to strobe and flitter
Pyrotechnists term for black powder.
A multibreak shell comprising of colour breaks with timed detonation
Japanese for fireworks translated as 'flowers of fire'
An explosive that is capable of exploding when unconfined
The British Health and Safety Executive. Enforcement and legislative body.
A thick walled tube filled with composition with a specific burn rate so as to produce a humming sound
A shortened term for an electric igniter
Also called pic. This is available in several burning speeds. Often used to time link fireworks
The initiation of burning of a pyrotechnic material
Devices of very limited power suitable for indoor use
Japanese style shell
A spherical burst shell. Has perfect symmetry and patterned displays.
A long burning star usually silver or gold. Falls for long distances and colour changes at the end of its flight
A strong brown paper used for finishing shells and capping.
Small thin walled tube containing coloured composition.
A message or logo made from wooden framework and lances fused and positioned in a specific manner
An initial fuse of a shell from its fuse to the lifting charge
A charge beneath an aerial shell that propels the unit into the air
A rocket designed to travel along a wire or rope
An explosive device that produces a loud report
A generic term for quickmatch or black match
A lifting charge with either comet stars or bombette units fired from a mortar tube.
A roman candle which ejects min mine effects rather than comet or bombette units
A failure of a firework to perform as designed
A tube used to fire a shell or mine. Open at one and sealed with a bung at the other
A mine fired from a mortar
A specialised system for firework ignition using a shock tube. High-speed simultaneous ignition can be achieved.