RESERVOIRS, TANKS, VATS AND SIMILAR CONTAINERS FOR ANY MATERIAL (OTHER THAN COMPRESSED OR LIQUEFIED GAS), OF IRON OR STEEL, OF A CAPACITY EXCEEDING 300 l, WHETHER OR NOT LINED OR HEAT-INSULATED, BUT NOT FITTED WITH MECHANICAL OR THERMAL EQUIPMENT
Reservoirs, tanks, vats and similar containers for any material (other than compressed or liquefied gas), of iron or steel, of a capacity exceeding 300 l, whether or not lined or heat-insulated, but not fitted with mechanical or thermal equipment.