One major substance that marijuana contains is THC or in other words 9-tetrahydrocannabinol. THC is the major cause for the way a person will feel and perceive time when they smoke or eat a food containing Marijuana. “When a person smokes marijuana, THC quickly passes from the lungs into the bloodstream. The blood carries the chemical to the brain and other organs throughout the body” (Marijuana). As a result, if taken too much of this drug at once, it will cause the user to have several effects such as panic and fear, but more importantly change of time perception. A study conducted by R. Andrew Sewell, discovered that a person who uses Marijuana for extended periods of time will perceive time in a much slower and different way