<prompt> Lary ngoscopes are sterilized byGlutaraldehydeFormalinBetadineBoiling  <response>: o Laryngoscope should be cleaned before and aer use with spirit.o Disinfecon can be done once a day by removing the bulb and immersing the blade in 2 cidex glutaraldehyde for 10 minutes.o They should be sterilized once a week by immersing in cidex for 10 hours or by autoclavin 