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, along with drugs like heroin and LSD, is a Schedule I drug, meaning it is considered to have the highest potential for abuse and be the most dangerous.. advertisement. Because alcohol and tobacco are legal, they are not controlled substances, and not subject to DEA scheduling.arijuana, along with drugs like heroin and LSD, is a Schedule I drug, meaning it is considered to have the highest potential for abuse and be the most dangerous.. advertisement. Because alcohol and tobacco are legal, they are not controlled substances, and not subject to DEA scheduling.