When a Brit Mila of a baby is done on Yom Kippur and the traditional Metzitza with the mouth was done (Metzitza b’peh is when the Mohel or circumciser uses his mouth to suck some blood away from the baby’s circumcision wound as an important part of the Brit Mila). Since it is a severe fasting day. how does the Mohel then wash his mouth from the baby’s blood in his mouth?

Horav Shlomo Miller’s Shlit’a opinion is that the Mohel should swivel his mouth with the really non tasty isopropyl alcohol and then spit it