Regardless of whether the stimulant is actually gaseous at standard temperature and pressure, it can be made airborne simply by vapourisation. If the room to be filled with vapour is sufficiently small then it is no problem to just vapourise a solution of your stimulant and pump it inside. But even gym hall sizes should be fine with adequate technique applied.

Regardless of whether the stimulant is actually gaseous at standard temperature and pressure, it can be made airborne as an aerosol simply by spraying. If the room to be filled with vapour is sufficiently small then it is no problem to just spray a solution of your stimulant and pump it inside. But even gym hall sizes should be fine with adequate technique applied.