Ethylene oxide: Loading and off loading.

(a) The master shall ensure that before ethylene oxide is loaded into a cargo tank: (1) The tank is thoroughly clean, dry, and free of rust; (2) The hold spaces are inerted with an inert gas that meets § 154.1710(b)(1); and (3) The cargo tank vapor space is inerted with nitrogen. (b) Ethylene oxide must be off loaded by a deepwell pump or inert gas displacement. (c) Ethylene oxide must not be carried in deck tanks.