A container for storing hazardous waste material, the container comprising: a container body having an interior volume ; a filling port in communication with the interior volume ; and an evacuation port in communication with the interior volume ; wherein the container further comprises a lid permanently secured to, or integrally formed with, the container body ; wherein the filling port extends from the lid ; wherein the evacuation port extends from the lid ; wherein the filling port is configured to removably and sealingly couple with a filling nozzle , and the filling port is further configured to sealingly couple with a filling plug ; wherein the evacuation port has a filter , and the evacuation port is configured to removably and sealingly couple with an evacuation nozzle ; characterized in that the container further comprises an evacuation plug coupled with the evacuation port , wherein the evacuation plug is configured to allow air and/or gas to pass from the interior volume through the filter and between the evacuation plug and the evacuation port in a filling configuration, the evacuation plug closing the evacuation port in a closed configuration; wherein the evacuation port is configured to sealingly couple with the evacuation nozzle whilst the filling port is sealingly coupled to the filling nozzle , to evacuate the interior volume during adding of hazardous waste material to the interior volume via the filling nozzle ; and wherein an external surface of the evacuation plug is substantially flush with an external surface of the evacuation port proximate a seam , which seam is formed at an interface between the evacuation plug and an end of the evacuation port . a container body having an interior volume ; a filling port in communication with the interior volume ; and an evacuation port in communication with the interior volume ; wherein the container further comprises a lid permanently secured to, or integrally formed with, the container body ; wherein the filling port extends from the lid ; wherein the evacuation port extends from the lid ; wherein the filling port is configured to removably and sealingly couple with a filling nozzle , and the filling port is further configured to sealingly couple with a filling plug ; wherein the evacuation port has a filter , and the evacuation port is configured to removably and sealingly couple with an evacuation nozzle ; characterized in that the container further comprises an evacuation plug coupled with the evacuation port , wherein the evacuation plug is configured to allow air and/or gas to pass from the interior volume through the filter and between the evacuation plug and the evacuation port in a filling configuration, the evacuation plug closing the evacuation port in a closed configuration; wherein the evacuation port is configured to sealingly couple with the evacuation nozzle whilst the filling port is sealingly coupled to the filling nozzle , to evacuate the interior volume during adding of hazardous waste material to the interior volume via the filling nozzle ; and wherein an external surface of the evacuation plug is substantially flush with an external surface of the evacuation port proximate a seam , which seam is formed at an interface between the evacuation plug and an end of the evacuation port . <EOS>