The change took affect Monday, the first day Sands could make the change.
Under the Pennsylvania Clean Air Act of 2008 casinos can permit smoking on 25 percent of the floor and increase that area to 50 percent if they can show the machines in the smoking area are busier than machines in the nonsmoking area.
The casino's restaurants, including Emeril's Chop House, are still smoke-free.
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Information from: The Morning Call
