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: Social & Preventive Medicine
All can be incinerated except – 
Select and explain. 
A. Cytotoxic waste, B. Sharps, C. Anatomical waste, D. Infectious waste
B: Sharps
Answer: B: Sharps 
Explanation: Incineration of waste sharp (category No-4) is not recommended.
The recommended method for treatment and disposal is disinfection by chemical treatment / autoclaving / microwaving and mutilation / shredding.