This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Gloves, syringe, needles etc., used for patients whose HIV test results is not known, should be immersed in - 
Select and explain. 
A. Poviodine - iodine 1%, B. Boiling water, C. 1% solution of sodium hypochlorite, D. 10% solution of dettol
A: Poviodine - iodine 1%
Answer: A: Poviodine - iodine 1% 
Explanation: The test materials should be immersed in poviodone iodine to prevent infection. REF:Textbook of microbiology, Ananthanarayan and Paniker. Page no.: 582