An apparatus for simulating an explosive is disclosed. The apparatus includes a container including a powder for simulating an explosive plume, wherein the container bursts when gas is introduced into the container. The apparatus further includes a canister including pressurized gas, the canister coupled with the container so as to expel gas into the container when the canister is breached. The apparatus further includes a pyrotechnic coupled with the canister so as to breach the canister and produce an audible noise when the pyrotechnic is activated. In one alternative the apparatus includes a mechanical or electrical trigger that activates the pyrotechnic.