An important step has been taken toward a reliable marijuana breathalyzer by measuring the vapor pressure of delta-9 tetrahydrocannabinol (THC) -- a measurement that, due to the compound's chemical ...

Graphene's enduring appeal lies in its remarkable combination of lightness, flexibility, and strength. Now, researchers have shown that under pressure, it can briefly take on the traits of one of its ...

Reid vapor pressure (RVP) and true vapor pressure (TVP) of crude oil should be tested when dealing with both its production and storage. The vapor pressure reflects the level of performance of the ...

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Marijuana is now legal for recreational or medicinal use in at least 28 states and the District of Columbia. But driving under the influence of marijuana is illegal no matter which state you're in. To ...