The Special Effects (SFX) Branch of the Broadcast, Entertainment, Cinematography and Theatre Union.     The Explosives Industry Group of the Confederation of British Industry.     Fireworks magazine, an excellent publication for the fireworks enthusiast and professional alike.     Institute of Explosives Engineers - All professional explosives people should be a consider joining this Institute.     The Journal of Pyrotechnics an excellent technical publication on all things firework and pyrotechnic.