Large parts of Trafford Park in Manchester have been cordoned off by police after a chemical leak at an industrial estate this evening.
Police have urged residents in the area to stay indoors and to keep windows closed.
Manchester Fire and Rescue services described it as a "major" incident but emergency crews said no one is thought to have been injured.
More top news
Simon Cowell admitted he was "so embarrassed" after his shirt burst open during an X Factor audition.
Following the promise of further powers for Scotland, David Cameron is now talking about a new deal for the other home nations.
The Suitsy: Man creates business suit onesie