A man and a woman have been charged, after an incident in Newcastle which involved ammonia, and saw three police officers taken to hospital.
One of officers was treated for burns to his eye after the chemical was allegedly thrown at them.
Three members of the public, two women and a man, were also treated in hospital for burns.
The man has what has been described as a serious eye injury.
It happened after officers were called to reports of a disturbance in the Muswell Hill area of the city on Friday night.
Donna Marie Tams, who is 30 and from Dene Avenue in, Lemmington, Newcastle, has been charged with affray.
39 year old Michael Malone, from Betts Avenue in Newcastle has also been charged with affray.
They are both due to appear before Newcastle magistrates on Monday morning.
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