« Introduction

1.1 Model Rocket

Model rocket means an aeromodel that ascends into the air without the use of aerodynamic lifting forces against gravity; that is propelled by means of a model rocket motor; that includes a device for returning it safely to the ground in a condition to fly again; and that contains no parts, particularly metal parts, that are likely to create a hazard. Model rocket motors and recovery system protectors or wadding, if present, do not constitute portions of a model rocket.

1.2 Model Rocket Motor

Model rocket motor means a reaction motor produced by a commercial manufacturer using pre-loaded combustible solid propellant as fuel or a rocket motor designed to be reloaded with commercially manufactured combustible solid propellant charges.

1.3 Glossary of Definitions

A Glossary containing the official definitions of key words (which appear in boldface on their first significant occurrence in the text of the rules) is provided in Appendix A.

1.4 Headings

Section and subsection headings are for the convenience of the reader. Their inclusion or omission is not considered a part of these rules.