30 CFR § 75.1328
Damaged or deteriorated explosives and detonators
July 29, 2020
(a) Damaged explosives or detonators shall be—
(1) Placed in separate containers constructed of nonconductive and nonsparking materials; and
(2) Removed from the mine or placed in a magazine and removed when the magazine is resupplied.
(b) Damaged detonators shall be shunted, if practicable, either before being removed from the mine or placed in a magazine.
(c) Deteriorated explosives and detonators shall be handled and disposed of in accordance with the instructions of the manufacturer.