This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'Which of the following is not an application of screw feed technique \nSelect and explain. \nA. 80% volume reduction, B. Pathological wastes are removed, C. Weight is decreased by 20-30%, D. Based on non-burn thermal treatment', 'role': 'user'}, {'content': 'Answer: B \nExplanation: SCREW-FEED Technology:\n\nPrinciple: Non-burn dry thermal process\nProcess:\xa0\n\n- Shredding of waste\n-\xa0 Heating in a rotating auger\n\nReduction in waste:\n\n- Reduction in weight: 20-35%\n- Reduction in volume: 80%\n\nUseful for wastes:\n\n- Infectious waste\n- Sharps\n\nNot useful for wastes:\n\n- Pathological waste\n- Cytotoxic waste\n- Radioactive waste', 'role': 'assistant'}]