Dartmouth Engineer

If the buzz of electronic paper towel dispensers annoys you as much as it irks students in dorms, you’ll want this muffling system, which reduces noise from 74.2 to 64.5 decibels.

Image courtesy of Quieter Paper Towel Dispenser group.

Inventors Phillip Coletti, Zack Cutler, Madeleine Parker, Alison Polton-Simon, and Ian Schneider—all class of 2014—won the Phillip R. Jackson Prize for outstanding performance in ENGS 21: “Introduction to Engineering.” Their teaching assistant was Wiley Dunlap-Shohl ’12.

For more photos, visit our Student Projects and Summer 2011 sets of images on Flickr.