Topic: - on April 20, 2003 at 11:19:59 AM CEST
Laughing gas 'craze' revealed
Laughing gas is becoming a popular recreational drug, say doctors, who warn of potential health risks from its use.
A survey in New Zealand found one in eight students at a university had used nitrous oxide recreationally.
Cannisters of nitrous oxide are used in some domestic appliances - for example cream dispensing containers - and can be bought easily at hardware stores.
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