Department of Homeland Security to exploit the smells emanating from the human body as a method of detecting deception. Nearly two years ago I posted a blog on Pheromones as the next big thing in security. Research published by the Royal Society in London in 2006 found “a substantial number of marker compounds (in human sweat) that can potentially differentiate individuals or groups” Researchers took five samples each from 179 individuals over a 10-week period and analyzed them, finding hundreds of chemical markers that remained more or less constant for each individual.”]
Source: https://www.csoonline.com/article/2136368/smellprints–llc-passed-over-for-pheromone-funding.html