The danger behind laughing gas canisters you see dumped in parks and on the street - Wales Online
Police warning after 'laughing gas' canisters seized - Stoke-on-Trent Live
How dangerous is laughing gas? - BBC News
Giant laughing gas cylinders that are 80 TIMES the normal size are seen at Notting Hill Carnival | Daily Mail Online
Dumped: Hundreds of nitrous oxide capsules found in Newport park | Shropshire Star
The dangers of nitrous oxide: An inside look at Surrey's laughing gas problem - Surrey Live
Rise in reports of nitrous oxide canisters on the streets - Compass
Lethal' nitrous oxide canisters dumped in field after gang of 20 youths have laughing gas party - Chronicle Live
Nitrous oxide cylinder - 640 gram N2O | Fast Gas
Doctors warn of rise in nerve damage linked to nitrous oxide | Nitrous oxide (laughing gas) | The Guardian
Criminalising nitrous oxide users is no laughing matter if it distracts from more serious drug problems
Laughing gas patients 'through the roof' amid rise in use of powerful larger nitrous oxide cylinders | ITV News
We are all in the gutter – but some of us are counting the nitrous oxide canisters | Joel Golby | The Guardian
Nitrous Oxide | Laughing Gas | FRANK
The Laughing-Gas Wars of London | The New Yorker
Warning issued over dangerous laughing gas canisters found in parks used by families - Nottinghamshire Live
Kids buy industrial-sized laughing gas containers big enough to fill 70 balloons - Mirror Online
Discarded Nitrous oxide canisters discarded in street, London, UK Stock Photo - Alamy
3.5 tonnes of laughing gas canisters picked up during Notting Hill Carnival clean up | Evening Standard
Lethal laughing gas on eBay at 30p a time | Daily Mail Online
Laughing gas cannisters are 'easily available in corner shops, online or over the phone' - Manchester Evening News
Dog walker's fury after finding hundreds of 'hippy crack' canisters in village - Cambridgeshire Live
Cambridge residents outraged by huge number of 'laughing gas' canisters left on Chesterton road - Cambridgeshire Live
Liverpool's streets are littered with laughing gas canisters: the truth about nitrous oxide - Liverpool Echo
