Safe area?

Question

i made a smoke bomb, but no where to test. where is a good place to test it with out the hazard of a forest or any other fire. oh, and its a "smoke" bomb so i need a place that is ok with it.

Answer 1

in a sand box or something. or a BBQ pit

  I made a ultimate stink bomb with a 2 liter soda bottle with a bike inter tube nozzle pressurized to 75 almost to its limit 115 psi but it was to dangerous to test again.with the pressure and all.the last time i tested it the cap flew of a such a speed the tube nozzle got stuck in the wall.from ten feet away.

Answer 2

throw it in the storm drain.