apparatus for safe handling of biologically infectious waste materials comprises providing paper or plastic bags to receive infectious waste material , an open collection cart for receiving said bags , an enclosed transport cart for receiving , enclosing , and transporting the collection cart , placing the collection cart inside the transport cart , depositing the plastic bags into the collection cart while disposed within the transport cart , transferring the collection cart and bags of infectious waste into a sterilizing chamber , sterilizing the infectious waste material by steam heat , exposing fluids produced during the sterilization process to steam heat for a time sufficient to sterilize the same by allowing the fluids to slowly drain from said bags to a fluid receiver at the bottom of the collection cart and then to a second fluid receiver at the bottom of the sterilizing chamber and into a conventional drainage system , transferring the collection cart to a dumping and compacting apparatus , dumping and compacting the material , and finally disposing of the compacted sterilized waste material by conventional methods such as burial or incineration .