… the possession of which are prohibited by the same, or any possession or use of alcoholic beverages while on any property owned or used by the District or colleges of the District or while participating in any District or college-sponsored function or field trip. "Controlled substances," as used in this section, include but are not limited to the following drugs and narcotics: (a) opiates, opium and opium derivatives; (b) mescaline; (c) hallucinogenic substances; (d) peyote; (e) marijuana; (f) stimulants and depressants; (g) cocaine." Annual …