Sterilization units for buildings in the nature of apparatus that floods a room or space with anti-bacterial gas that eliminates all bacteria in the room or space; Sterilizers; Sterilizers for toothbrushes; Ultrasonic sterilizers for household purposes; Air sterilisers; Air sterilising apparatus; Air sterilizers; Air sterilizing apparatus; Apparatus and instruments for use in the purification, separation and sterilization of liquids and gases used in the biotechnology, pharmaceutical, medical...