![](http://www.alamy.com/thumbs/6/57E56EBA-F3F2-48AA-BBED-1B11D353C8D4/F0P7HG.jpg)
Small cylinders of Nitrous Oxide (Laughing Gas) used by some people as a legal high.
Size: 6000px × 4000px
Location: Surrey, England, UK
Photo credit: © adrian davies / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: balloon, ban, canister, city, cylinder, dangerous, drug, gas, hazardous, high, lambeth, laughing, legal, london, nitrous, oxide, people, young