Cold War-Era Site Shuts Down Over Lead And Asbestos ConcernsLead and asbestos were found at the cube atop Mount Umunhum.
Larry Magid: 3-D Printers Available In Stores; Safety Concerns RaisedStaples has become the first big-box retailer to start selling 3-D printers despite concerns they can be used to print a working gun.

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