In this video, Burntwolf Airsoft covers the types of pyro grenades that you can use for airsoft... "Right then you Orrible lot!This week on Burntwolf Airsoft, I'm going to be taking a look a various different types of grenade smokes covering all the pyrotechnics used at airsoft,and give you a rough outline of some of there pro's and cons,helping you decide what to spend your money on if your looking into getting grenades at airsoft."