there is described an apparatus for handling and conditioning biologically injurious waste , especially radioactive waste which consists of a working space or chamber having containers for receiving and dosing the waste , conveying and control devices for the waste and the additions and a filling station for filling the final storage container . it is characterized by the working space having a slanting bottom running into a sump , the containers for receiving and dosing the waste being surrounded by a variable shielding , the cover of the final storage container provided with a stirrer convertable to the stirrer driving mechanism taking place by means of a slidable lift which supports the driving mechanism , a waste supply line , a waste air line , a positioning device and stopping pins , and controlling the sequence of operations by a freely programmable control .