THC is the main ingredient of the marijuana drug. When a person takes marijuana, THC enter to the brain and body organs, through bloodstream. This chemical is very dangerous, which has negative effects on the health of the user.

There are cannabinoid receptors, which are part of the brain, that influence the pleasure, memory, thinking, concentrating, sensory and time perception and coordinated movements and so on. THC effects on such cannabinoid receptors. So THC causes distorted perceptions, impaired coordination, difficulty with thinking and problem-solving and more.

THC drug test helps to know whether a person has used marijuana or not. THC drug testing can be done in many ways like urine test, hair test, blood test and saliva drug test. Marijuana can be detected in blood test from 12 to 24 hours, and from 1 to 7 days in urine test, up to 24 hours in saliva drug test.

There are some drug test kits also, by which drug presence can be found out by this test. One can conduct this THC drug test at home, by using these kits.

The above information is about THC drug, which is main chemical of the marijuana and THC drug test.