Here's how to care for an aloe vera of your own. About This Plant. There are hundreds of varieties of aloe plants, which are indigenous to Africa and a few neighboring areas. Aloes come in many varieties that range in size from a few inches to tree heights of 30 to 40 feet, in the case of the kokerboom (or quiver tree).
Marijuana smoke smoke contains a similar range of harmful chemicals to that of tobacco smoke (including bronchial irritants, tumor promoters and carcinogens) (Hoffmann et al, 1975).
Marijuana is the most popular illegal drug worldwide, according to the first-ever global survey of illicit drug use.The study also found that addictions to painkillers like Vicodin, Oxycontin and codeine kill more people than any other drug.arijuana is the most popular illegal drug worldwide, according to the first-ever global survey of illicit drug use.