IPSUSA - International Pyrotechnics Seminars, USA, Inc.

International Pyrotechnics Seminar USA, Inc.
http://ipsusa.org/index2.htm

APA - American Pyrotechnics Association

APA is trade association of the United States of America
http://www.americanpyro.com/

PGI - Pyrotechnics Guild International

Worldwide membership organization dedicated to the advancement of safety, skill, and artistry in pyrotechnics. For all ages, both professionals and amateurs.
http://www.pgi.org/

IPS - International Pyrotechnics Society

The Society for International Pyrotechnicians. Each year the IPS organises a symposium.
http://www.intlpyro.org/

British Pyrotechnics Society

A source of information and interest to people interested in the operation, and construction of fireworks and pyrotechnic devices.
http://www.ukrocketry.co.uk/pyrotechnics

About.com: Chemistry of Firework Colors

Discusses incandescence and luminescence and provides table of compounds used to produce firework colors. Links to related sites included.
http://chemistry.about.com/science/chemistry/library/weekly/aa062701a.htm

Classifications of Fireworks in the U.S.

Bob Weaver explains the classification codes.
http://fireworksland.com/html/classifications.html

Pyro Purity Test

How much of a pyro are you? Take this test to find out.
http://www.armory.com/tests/pyro.html

Pyrotechnics

Stories about pyrotechnics, experiments, photo galleries.
http://www.armory.com/~spcecdt/pyrotech/

The Fireworks Website

Fireworks listing, tutorial, downloads, etc.
http://www.raytechanimation.com/index.php

Pyro Universe

History of fireworks, safety tips, pyrotechnics glossary, forum, chat room, and tips for putting on your own display.
http://www.pyrouniverse.com