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Cannabis
Also known as: Hash, grass, weed, reefer, ganjha, skunk, smoke, resin (solid, soapbar and council)
What it looks like and how it's taken

Comes as solid lump 'resin'; leaves, stalks and seeds called 'grass'; or sticky dark oil. Can be smoked or cooked and eaten with food.
Immediate effects
Users feel relaxed and may have sharper sense of colours and sounds. Some feel urge to eat. If taken in food, effects can be stronger and harder to control.
Associated paraphernalia
Rolling papers such as Rizla, pipes, bongs.

Risks
Short-term: Impairs ability to concentrate and conduct complex tasks. Can lead to tiredness and lack of motivation.
Long term: Regular heavy use can lead to development or worsening of mental health problems including paranoia. Smoked with tobacco, it increases health risks associated with tobacco use and can lead to nicotine addiction. Very heavy use can lead to withdrawal symptoms. Can lead to heart and breathing problems.
Legal status
All Cannabis, including Oil, Resin and Grass are Class B.
Learn more about drugs and the law.
Category
Depressant, Analgesic, Stimulant and Hallucinogen.
Further information
Download our cannabis pocket guide.