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  2. Cannabis drug testing - Wikipedia

    en.wikipedia.org/wiki/Cannabis_drug_testing

    To administer the test, a user simply has to mix the chemicals with a particle of the suspected substance; if the chemicals turn purple, this indicates the possibility of marijuana. But the color variations can be subtle, and readings can vary by examiner. It was adopted in the 1950s by the United Nations as the preferred test for cannabis ...

  3. Cannabis and impaired driving - Wikipedia

    en.wikipedia.org/wiki/Cannabis_and_impaired_driving

    Georgia Statute § 40-6-391 [54] makes it to drive while there is "any amount of marijuana . . . present in the person's blood or urine, or both, including the metabolites and derivatives of each or both. . . ." Subsection (b) of the statute provides that being legally entitled to use a drug is not a defense to the statute if the person is ...

  4. Duquenois–Levine reagent - Wikipedia

    en.wikipedia.org/wiki/Duquenois–Levine_reagent

    The test was initially developed in the 1930s by the French medical biochemist Pierre Duquénois (1904–1986) and was adopted in the 1950s by the United Nations as the preferred test for cannabis. The test was originally claimed to be specific to cannabis. After several modifications, it became known as the Duquenois–Levine test.

  5. Police warn of dangers from driving while high on marijuana

    www.aol.com/police-warn-dangers-driving-while...

    City police have a system in place to determine impairment due to marijuana but haven't seen uptick in driving under influence of the drug.

  6. How long does marijuana stay in the system? It depends on ...

    www.aol.com/long-does-marijuana-stay-system...

    The 4/20 holiday is this weekend, and if you choose to celebrate, please do so safely. But also, be wary of coming drug tests.

  7. How long does marijuana stay in your system? What weed ... - AOL

    www.aol.com/long-does-marijuana-stay-system...

    Tetrahydrocannabinol (THC) is the chemical in weed that gives users that high feeling. Every person metabolizes weed differently, which impacts how long it'll show up on a test.

  8. Field sobriety testing - Wikipedia

    en.wikipedia.org/wiki/Field_sobriety_testing

    The walk-and-turn test is composed of two phases: the Instruction Phase and Walking Phase. During the test, the individual is directed to take nine steps along a straight line. The individual is supposed to walk heel to toe, and while looking down at a real or imaginary line, count the steps out loud. The test subject's arms must remain at ...

  9. Home test kits can detect marijuana in cannabis products ...

    www.aol.com/news/home-test-kits-detect-marijuana...

    Does that product contain an illegal level of THC? This will help you find out.