Assertion: marijuana's thc | /r/HasProperty | isolated
Facets:
value: from the plant
type: LOCATION
Source sentences:
text: See all videos for this article The worldwide use of marijuana and hashish as intoxicants has raised various medical and social questions, many of which have been under continuing scientific investigation, especially since the mid-1960s, when THC was first isolated and produced synthetically.
text: In 1940, cannabidiol was isolated and identified from Cannabis sativa, and THC was isolated and described for its structure and synthesis in 1964.
text: When THC is isolated from the plant, other ingredients are lost, including those that might be buffering any adverse effects of taking "straight" THC.