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.