WILDFIRE 18% PEPPER SPRAY with Flip top Actuator Stream is hot, hot, hot. Made from Oleoresin Capsicum (OC) pepper in a non-toxic, non-flammable, non-lethal solution pressurized with CO2. Contains a non-toxic vegetable dye to aid in assailant identification. Derivative of 3 million Scoville Heat Units (SHU) – Law Enforcement Strength. This pepper spray causes pain, inflammation of the eyes, nose and upper respiratory system. Effects may last for up to 45 minutes. Instructions for use on each unit.