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[2 May 2011 | One Comment | 4,515 views]
New Color-changing Microsensor Material Detects Volatile Organic Compounds

When I think about a gas mask, for some reason my mind flits to a memory of a series of drawings by British sculptor Henry Moore, which I encountered at the Hirshorn while wandering through the Smithsonian one afternoon during college. The London Underground functioned as a shelter during WWII, and Moore made a series of dark gray moody drawings that convey his experiences sleeping in the tunnels along with thousands of other Londoners at the height of the Blitz.  I’m not really sure if any of the drawings actually depicted people wearing gas masks, but that feeling …

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