Regulationhistorical
49 CFR 173.160
Bombs, smoke, non-explosive (corrosive).
Snapshot 1999-10-01 Government source
eCFR editorial compilationAuthoritative but unofficial
View source Bombs, smoke, non-explosive' may be shipped provided they are without ignition elements, bursting charges, detonating fuses or other explosive components. They must be packaged in wooden (4C1, 4C2), plywood (4D) or reconstituted wood (4F) boxes, or plywood drums (1D), which meet Packing Group II requirements.