Marijuana, also known as weed, herb, bud, ganja, grass, Mary Jane and vast number of other slang terms, is a greenish gray mixture of shredded, dried leaves and flowers of Cannabis sativa.
Is the drug made from the buttons of the roots of the Cactii Williamsonii that grows in Mexico. As these buttons contain strychnine, they first have to be boiled before consumption. As with psylocibin the major colors experienced are red and yellow, this in contradiction with the blue and green perceived when using chemical hallucinogens like LSD (acid). Furthermore it is advised not to eat to many fatty things, but rather stick to fruits and nuts.
There are a lot of different ways to use hash or grass. It can be smoked, eaten or drunk. Most common used is the joint, rolled with cigarette paper and a filter tip, that can be smoked like a cigarette. Also frequently used is the bong, which provides a large quantity of water cooled hash or grass smoke to be inhaled, or the regular hash pipe. These are often used by those who desire a quick and pure hit, and who would like to avoid the use of tobacco. Latest invention is the vaporiser. This contraption works by heating the gear to the exact required temperature by means of a couple of volt cells (or gas). This way the gear does not really burn, but is vaporized instead, hence the name.