Mythbusters-Fun with Gas September 10, 2008 In Technology Mythbusters guy shows how the gases helium and sulfur hexafluoride each alter the sound of our voices in very different ways. Sharing is caring: #cool #fun #science #TV #video #videos Picasa 3 beta (windows only) Chalkboard Summary Talk to me, Goose. Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed. Related Posts See Revenge This Father’s Day Weekend, Get a Free Poster! Desktop Roll It: A Chrome Experiment The Dell Inspirons are HALF OFF!!