Beverages Leave 'Geographic Signatures' That Can Track People's Movements
7/1/2010 7:51:51 AM
ScienceDaily (June 30, 2010) — The bottled water, soda pop, or micro brew-beer that you drank in Pittsburgh, Dallas, Denver or 30 other American cities contains a natural chemical imprint related to geographic location. When you consume these beverage you may leave a chemical imprint in your hair that could be used to track your travels over time, a new study suggests. The findings, believed to be the first concerted effort to describe the use of beverages as a potential tool to investigate the geographic location of people, appears in ACS' bi-weekly Journal of Agricultural and Food Chemistry.