Here's the part with forbidden weapons:
*12. Forbidden Weapons and Materials. The following weapons and materials are absolutely forbidden from use: 12.1. Weapons designed to cause invisible damage to the other robot. This includes but is not limited to:
12.1.1. Electrical weapons
12.1.2. RF jamming equipment, etc.
12.1.3. RF noise generated by an IC engine. (Please use shielding around sparking components)
12.1.4. EMF fields from permanent or electro-magnets that affect another robots electronics.
12.1.5. Weapons or defenses that stop combat completely of both (or more) robots. This includes nets, tapes, strings, and other entanglement devices.
12.2. Weapons that require significant cleanup, or in some way damages the arena to require repair for further matches. This includes but is not limited to:
12.2.1. Liquid weapons. Additionally a bot may not have liquid that can spill out when the robot is superficially damaged.
12.2.2. Foams and liquefied gasses
12.2.3. Powders, sand, ball bearings and other dry chaff weapons
12.3. Un-tethered Projectiles (see tethered projectile description in Special Weapons section 13.5)
12.4. Heat and explosions are forbidden as weapons. This includes, but is not limited to the following:
12.4.1. Heat weapons not specifically allowed in the Special Weapons section (13.2)
12.4.2. Explosives or flammable solids such as:
12.4.2.1. DOT Class C devices
12.4.2.2. Gunpowder / Cartridge Primers
12.4.2.3. Military Explosives, etc.
12.5. Light and smoke based weapons that impair the viewing of robots by an Entrant, Judge, Official or Viewer. (You are allowed to physically engulf your opponent with your robot however.) This includes, but is not limited to the following:
12.5.1. Smoke weapons not specifically allowed in the Special Weapons section (13.3)
12.5.2. Lights such as external lasers above �class I' and bright strobe lights which may blind the opponent.
12.6. Hazardous or dangerous materials are forbidden from use anywhere on a robot where they may contact humans, or by way of the robot being damaged (within reason) contact humans.
13.1. Tethered Projectiles are not allowed at this event.
13.1.1. If allowed tethered projectiles must have a tether or restraining device that stops the projectile and is no longer than 8 feet.
13.2. Fire / flame throwers are allowed at this event. Flame weapon rules are subject to change to comply with local fire regulations and fire officials.
13.2.1. Fuel must exit the robot and be ignited as a gas. It cannot leave the robot in a liquid or gelled form or use oxidizers.
13.2.2. Fuel types allowed are propane and butane, the maximum quantity allowed is 4 fl oz in robots up to 30 lbs, 16 fl oz for robots 60 lbs and above.
13.2.3. The fuel tank must be as far from the outer armor of the robot as practicable and be protected from heat sources within the robot.
13.2.4. The ignition system must have a remotely operated shut-off that allows the operator to disable it using the radio control system.
13.3. Smoke Effects are not allowed at this event.
13.3.1. Small smoke effects may be not used, please contact the event if you plan on using it.