http://66.225.205.104/SO20080204.mp3
As you made your way through various dips during Superbowl parties Sunday, you may have thought about the hygienic aspect of sharing common snacks. Some Clemson University students decided to look into the "double dip" phenomenon. WFAE's Simone Orendain spoke with Science and Nutrition Professor Paul Dawson about what his students found in a recent study.