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Ten people have been injured after being sprayed with a homemade ‘chilli spray’ during an attack in a Costco store.
Customers at the Somerset branch had to have medical treatment at the scene after the nightmare unfolded last night.
The liquid, which was unknown at the time, is extremely painful and ten people said their eyes and skin were stinging or itchy.
Emergency services were called to Costco in Avonmouth, Bristol, just after 6.30pm last night.
Police quickly arrested a teenage boy on suspicion of ‘attempting to cause grievous bodily harm and administering a noxious substance.
The boy complained about itchy or stinging eyes and skin.
Costco staff offered first aid to injured customers until the ambulance service arrived.
A police spokesperson said: ‘A teenage boy was detained by members of the public after reportedly spraying people with an unknown liquid.

Ten people have been injured after being sprayed with a homemade ‘chilli spray’ during an attack in a Costco store

Emergency services were called to Costco in Avonmouth, Bristol, just after 6.30pm last night
‘Police, fire and ambulance crews attended in a coordinated multi-agency response.
‘Ten people – including the boy – were complaining of stinging or itchy eyes and skin. Store staff provided first aid until ambulance crews arrived.
‘People responded well to treatment and were discharged by the ambulance service at the scene.
‘The liquid is believed to be a type of home-made ‘chilli spray’ with no strong acid or alkaline ingredients.
‘A juvenile was arrested on suspicion of attempting to cause grievous bodily harm and administering a noxious substance, and remains in police custody.
‘The incident concluded by about 8.30pm and police resources cleared the scene by 9pm.
‘If you saw what happened, or have any footage or information which could help the investigation, please call 101 and give the reference 5225042707.’
Costco Bristol declined to comment.
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