Open Question: Do Las Vegas Casinos pump oxygen into the air conditioning systems?

Is this a myth or do they really do this to help keep people awake and alert?

Original post by Casino – Google News

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Las Vegas Casino Guide – Los Angeles Times Las Vegas Casino GuideLos Angeles Times, CA - 12 Jun 2008 Of course, we've all heard the legend that Las Vegas casinos pump in fresh oxygen to keep the players from ...
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