Details the discharge criteria and

Details the discharge criteria and measures for the control of pollution by noxious liquid substances carried in bulk; some 250 substances were evaluated and included in the list appended to the Convention; the discharge of their residues is allowed only to reception facilities until certain concentrations and conditions (which vary with the category of substances) are complied with In any case, no discharge of residues containing noxious substances is permitted within 12 miles of the nearest land.