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Cannabis use is highly detectable and can be detected by urinalysis, hair analysis, as well as saliva tests for days or weeks. Unlike alcohol, for which impairment can be reasonably measured using a breathalyser (and confirmed with a blood alcohol content measurement), valid detection for cannabis is time-consuming, and tests cannot determine ...
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.
The Tetrazolium Chloride (TZ) test, often called the quick germination test, is a chemical test used to determine seed viability, and results are usually available within 24 to 48 hours The TZ test differs from a germination test in that the TZ test can give you an early and quick snapshot of seed viability but is not a replacement for the more comprehensive seed germination test.
The catchphrases promoting legal weed include "the good stuff" and "quality you can trust." The belief that any cannabis product carrying a certificate of analysis, or COA, is safe is foundational ...
Does that product contain an illegal level of THC? This will help you find out.
A Times analysis of products tested, along with other data, suggests more than half of cannabis smoking products contain chemicals not monitored by authorities. Search your stash: 538 cannabis ...
Feral cannabis is an exceptionally hardy weed, widely dispersing its seeds which can lie dormant for 7–10 years before sprouting again. [4] In Minnesota, hemp is classified among the 11 "noxious prohibited weeds" along with several species of thistle, and noted for damaging farmers' plowing equipment.
You can also purchase a cannabis grow kit online from places like I Love Growing Marijuana ($249) and Homegrown Cannabis Co. ($115), both of which supply seeds, fertilizer and simple growing ...