Scientists lay the groundwork for a reliable marijuana breathalyzer

(National Institute of Standards and Technology (NIST)) Scientists at the National Institute of Standards and Technology (NIST) have taken an important step toward a reliable marijuana breathalyzer by measuring the vapor pressure of delta-9 tetrahydrocannabinol (THC) -- a measurement that, due to the compound's chemical structure, is very difficult and has not been accomplished before.

from EurekAlert! - Social and Behavioral Science http://ift.tt/2tVuiLV