1. Department
of Mechanical Engineering, University of Colorado Boulder, 427 UCB, 1111 Engineering Drive, Boulder, Colorado 80309, United States
2. Department of Environmental Health and
Safety, Virginia Tech, 675 Research Center Drive, Blacksburg, Virginia 24061, United States
3. William Fleming High School, 3649 Ferncliff Avenue NW, Roanoke, Virginia 24017, United States
4. Department
of Civil and Environmental Engineering, Virginia Tech, 418 Durham Hall, 1145 Perry Street, Blacksburg, Virginia 24061, United States