A warning has been issued after 'dangerous' levels of mould, yeast, E.coli and salmonella was found in UK street cannabis. Researchers from Manchester Metropolitan University and Curaleaf Clinic have worked together to analyse 60 samples seized by police in Greater Manchester and Northumbria.
In the study, 90 per cent of what was tested was contaminated with either mould and yeast, eight per cent with lead, and two per cent with salmonella and E.coli.
Health say that these substances found in marijuana could lead to respiratory issues, neurological damage, and gastrointestinal infections in smokers of the class C drug.
Further independent testing also detected highly unsafe synthetic cannabinoids, including Spice and K2, in 27 per cent of samples. READ MORE: 'Illegal rave' attracts 200 partygoers with 'loud music, lights, lasers and drones' The results were revealed after a study of 500 users of the drug commissioned by medical cannabis clinic, Curaleaf Clinic, found 58 per cent of illegal cannabis is bought by those trying to manage medical conditions.
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