Marijuana (also known as cannabis and by several other names) has been used throughout most of recorded history for medicinal, spiritual and recreational purposes, and as a source of industrial fibre, seed oil and food. The Cannabis sativa plant from which marijuana is sourced has three main cultivars used today for different applications each with different levels of the psychoactive, mind altering part tetrahydrocannabinol (THC) as well as many other cannabinoids and extracts.
The recreational use of cannabis is not legalised in most countries worldwide but a policy of decriminalisation is adopted by many to make simple possession a non-criminal offence for small quantities. However, the status quo is being challenged by changing community attitudes, new scientific data and new clinical trial data reporting safe uses of several derivatives from the cannabis plant in various human maladies. Those changing attitudes may be expected to accelerate further with the spotlight firmly thrown