Residents are part of Peterborough are being told to stay indoors while a controlled explosion takes place on an unstable chemical.
Staff were evacuated from Perkins on Frank Perkins Highway at 1:30am this morning.
A 500metre has been set up around the site and roads are currently closed.
Police say The chemical does not pose a risk to nearby residents, however people are being advised to stay indoors as a precaution.
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Another very cold and frosty start on Sunday. Staying dry, with plenty of sunshine once again. Feeling very cold with stiff easterly wind.
Largely sunny, with only patchy cloud. However it will still feel bitterly cold, despite the wind easing a little.
The Royal Marines received the Freedom of the City of Birmingham during a special ceremony in Victoria Square today.