Two people have been arrested after police discovered a large haul of nitrous oxide in the Bangor area.
Duty patrol officers located and opened a secure container after the pair acting suspiciously on Wednesday night.
North Wales Police said a large quantity of the drug - also known as laughing gas - was seized along with a sum of cash.
A 17 year-old boy and a 20 year-old man were on suspcion of drug supply offences and burglary.
It comes after officers working on the Renew Bangor initiative revealed over £1.25 million worth of drugs had been seized in the area since the operation began in March last year.
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