Hence, the 2018 EO…
Yes it is
Anons pediatrician ( many many years ago ) instructed momanon to mix 1/2 isopropyl alcohol with 1/2 white vinegar ( in the alcohol bottle ) and put a dropper in each ear …. letting it dwell for 1 minute …. to treat and prevent swimmers ear. It worked flawlessly
FWIW
((())) missed his eye