I've read that adding fine saw dust makes even more smoke. Has anyone tried that?

Just a general comment about the Mythbusters, after all they are an American TV show, first and foremost they are going for Entertainment/Shock value, not necessarily correctness and perfection. To anyone who doesn't know anything about airguns aka the majority of the population, I would think that ...

I use the generic knock off of the right guard deodorant. Being that it's sold at walmart its really cheap and works well for me. This summer though i'm building a propane set-up

Another method i've heard about is bump keying

you can read up about it at www.toool.nl