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Kristin Murphy, Deseret News
Chemistry Week attendees watch the formation of elephant toothpaste at the "Chemistry, Our Health, Our Life" event sponsored by the American Chemical Society in partnership with Westminster College as part of National Chemistry Week at the Salt Lake City Library in Salt Lake City, Utah, on Saturday, Oct. 29, 2011.

"Chemistry, Our Health, Our Life" event sponsored by the American Chemical Society in partnership with Westminster College as part of National Chemistry Week was held at the Salt Lake City Library in Salt Lake City, Utah, on Saturday, Oct. 29, 2011.