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
Which of the following is not an application of screw feed technique 
Select and explain. 
A. 80% volume reduction, B. Pathological wastes are removed, C. Weight is decreased by 20-30%, D. Based on non-burn thermal treatment
B: Pathological wastes are removed
Answer: B: Pathological wastes are removed 
Explanation: 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