<prompt> Sputum can be disinfected by which of the following?BoilingBurning5 cresolAutoclaving  <response>: Methods of Sputum disinfection: Best way is to receive in gauze or paper handkerchiefs destroyed by burning. By boiling or autoclaving for 20 minutes at 20 lbs pressure With 5 cresol. Ref: Park, 20th Edition, Page 118. 