PYRO 101: Display Operations - Larry Mattingly & Ken Julian of Entertainment Fireworks, Inc. team up with veteran display operator, Bob Cleveland in this 92-minute tour of basic display operation. Get your training the easy way! Material covered in this DVD: tools, fuse, effects, general principles, regulatory matters, and much, much more! Learn how to put delay between chained mortars; how to splice blackmatch & quickmatch; find out the difference between a flowerpot and a mine. Learn the lingo so you can talk to your fellow shooters. If you're a seasonal shooter, here's a chance for a refresher that'll keep you sharp.