34.— In this Chapter—

“accepted international certificate of fitness (INF)” has the meaning assigned to it by section 37(7)(b);

“international certificate of fitness (INF)” has the meaning assigned to it by section 37(1)(a);

“high-level radioactive wastes” means liquid wastes resulting from the operation of the first stage extraction system or the concentrated wastes from subsequent extraction stage, in a facility for reprocessing irradiated nuclear fuel, or solids into which such liquid wastes have been converted;

“IMO” means the United Nations International Maritime Organisation;

“incident” means any occurrence or series of occurrences, including loss of container integrity, having the same origin which results or may result in a cargo release (through escape from its containment system or the loss of a cargo package), or probable cargo release of packaged irradiated nuclear fuel, plutonium or high-level radioactive wastes;

“INF Code” means the International Code for the Safe Carriage of Packaged Irradiated Nuclear Fuel, Plutonium and High-Level Radioactive Wastes on Board Ships, adopted by the Maritime Safety Committee of the IMO by Resolution MSC.88(71) and as amended by such committee by Resolutions MSC.118(74), MSC.135(76) and MSC.178(79);

“nuclear cargo” means packaged irradiated nuclear fuel, plutonium or high-level radioactive wastes carried as cargo;

“plutonium” means the resultant mixture of isotopes of that material extracted from irradiated nuclear fuel from reprocessing;

“irradiated nuclear fuel” means material containing uranium, thorium and/or plutonium isotopes which has been used to maintain a self-sustaining nuclear chain reaction.