The most common find was unexpended 303 rounds and there were regular finds of unexploded mortars.
From the telegraph.co.uk
There may be numerous bullet casings, and even unexpended rounds, spread around a wide area that need to be collected.
From the orlandosentinel.com
The auto-racing item was an unexpended balance, and the comptroller said the economic boost from film incentives would make up for the expense.
From the chron.com
He gave $50,000 to St. Luke's Hospital, and in his will he left $200,000 to the Astor Library, in addition to $49,000, the unexpended balance of his earlier donation.
Leftover: not used up; "leftover meatloaf"; "she had a little money left over so she went to a movie"; "some odd dollars left"; "saved the remaining sandwiches for supper"; "unexpended provisions"