Warning signs have been put up on Dovercourt beach near Harwich to warn members of the public about unexploded hand grenades.
A decision on whether a section of the beach will be closed is due to be taken this afternoon.
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A coroner has ruled Addenbrooke's hospital in Cambridgeshire is not guilty of gross negligence following the death of a Norfolk grandfather
The employee was sorting through rubbish at waste company Amey's Waterbeach facility.
Ice is expected to form on some surfaces from late Tuesday afternoon and last overnight into Wednesday morning.