Section 80(2)(b) in The Dock Workers (Safety, Health And Welfare) Regulations, 1990
(b)before commencement of the unloading operations, the consignment of tetraethyl lead compound shall be inspected on board the vessel by a responsible person. No tetraethyl lead compound drums showing any sign of leakage shall be unloaded until suitably repaired or placed in a larger receptacle or container offering sufficient precautions from leakage;