In Great Britain, illegal drugs are split into three categories, known as Class A, B or C, with Class A being the most dangerous.

Class A Drugs
These include cocaine, heroin, methadone, ecstacy and LSD.

Anyone caught dealing in Class A drugs faces a life prison sentence.

Class B Drugs
Include most amphetamines (Speed), magic mushrooms and cannabis resin.

A convicted dealer in Class B drugs could be sentenced to as much as 14 years in prison.

Class C Drugs
Include steroids (Used by bodybuilders), sleeping pills such as valium and herbal cannabis.

Dealers in Class C drugs face up to five years in prison.