[§321-191] Definitions. As used in this part:

"Advisory commission" means the state advisory commission on drug abuse and controlled substances established in section 329-2.

"Department" means the department of health.

"Substance" means alcohol, any drug on schedules I through IV of chapter 329, or any substance which includes in its composition volatile organic solvents.

"Substance abuse" means the misuse of a substance or the use of a substance to an extent deemed deleterious or detrimental to the user, to others, or to society. [L 1975, c 190, pt of §2]