Quote:
Originally Posted by frolinmod
Ouch, I don't use canned air. I use a rubber air bulb. It looks like a fat little rocket ship. Squeezing the bulb causes an amazingly powerful blast of air to shoot out. No risk blowing propellant all over my optics either. Some guy in the local astronomy club is working on manufacturing low cost (~US$500 or so) carbon dioxide snow guns for everyone. I can't wait to get one.
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I may have jumped the gun a little with the dustoff. I have to ask... what the heck is a carbon dioxide snow gun and how is it used??
Cheers
Stephen