..although I appreciate your intent, and I think I understand what your concern is from perusing the preceding posts, it is inappropriate to yell the way you have done. I think you have misunderstood something.
No one has advised this person to put essential oils inside their ear.
The garlic oil Catman mentioned is a maceration of fresh garlic bulbs into an edible carrier (Like Olive Oil)according to the teachings of Dr. John R. Christopher, and his student Dr. Richard Schulze . It is not an essential oil.
BTW, nice to know someone else is so long into Aromatherapy..
And yes it sure is very, very easy to get hurt with that if you don't know what you are doing, and few realize that.. Too many people are currently fooling around with it without sufficient knowledge IMO. Too many well-intentioned folks are using it with their pets, too.. Lots of misinformation out there, including in the books.