Which of the following is not an application of screw feed technique

SCREW-FEED Technology: Principle: Non-burn dry thermal process Process:  - Shredding of waste -  Heating in a rotating auger Reduction in waste: - Reduction in weight: 20-35% - Reduction in volume: 80% Useful for wastes: - Infectious waste - Sharps Not useful for wastes: - Pathological waste - Cytotoxic waste - Radioactive waste