<p>A fluidising apparatus includes a supply duct (1) for supplying liquid under pressure to a lower portion of a vessel (11) containing a fluidisable material. The supply duct (1) extends into the vessel. The outlet end of the apparatus includes one or more jets (212) for directing the flow of liquid into the vessel (11) substantially transversely to the major axis of the supply duct (1). An outlet duct (12) for removing the fluidised material from the vessel (11) is also included.</p>
