A device for destroying dangerous objects such as shells, munitions or other charges that are to be destroyed by detonating them, which device includes a packaging produced from a flat blank folded on itself along three folds, four folds or more in order to form at least three sides and two half, four sides or four sides and a flap for closing the packaging which is produced in the form of a tubular package of polygonal and notably square or rectangular cross section once the flat blank has been folded up, with explosive charges placed on the sides that are to be folded, the flat blank being of dimensions suited to being able to house, in the middle of the tubular package in contact with the explosive charges, one or more of the dangerous objects that are to be destroyed.