THC cannabis drug crystals
1 : 1,000,000
(One to Million)
STEVE GSCHMEISSNER /
SCIENCE PHOTO LIBRARY
THC cannabis drug crystals. Coloured scanning electron micrograph
of crystals of tetrahydrocannabinol (THC) on the surface of processed marijuana.
THC is the main psychoactive substance found in the plant - Cannabis sativa, which can be smoked to produce rapid, short-lived effects of relaxation and euphoria.
Marijuana is an illegal drug in many countries, although the THC is used to treat various illnesses, such as Cancer, MS (Multiple sclerosis), Parkinson...