Police officers have been raising awareness about the dangers of nitrous oxide misuse after canisters were seen littered on streets.
Blog – Page 5 – Iain Gould – Actions Against the Police Solicitor
Hundreds of arrests, drugs seized and £1.5m taken from criminals by Cumbria police
ASB and nitrous oxide: Burnley to see more police patrols and 'laughing gas' to be banned in crackdown on antisocial behaviour
Fears raised after 'hippy crack' canisters found in Chaddesden - Derbyshire Live
Hippy crackdown? Cops barely make effort on burglaries
Carlisle Police
Epping Forest: Anti-social behaviour falls by 31% across the district
3.5 tonnes of laughing gas canisters picked up during Notting Hill Carnival clean up
Litter pickers recover a staggering 2,217 large canisters of laughing gas from Cardiff streets and parks - Wales Online