. (a) As used in this section and section 122D, ???self-defense spray??? shall mean chemical mace, pepper spray or any device or instrument which contains, propels or emits a liquid, gas, powder or other substance designed to incapacitate.(b) Whoever, not being licensed as provided in section 122B, sells self-defense spray shall be punished by a fine of not less than $500 nor more than $1,000 or b