Easy

Raise your right appendage high above your head. Turn your head to the right and you will smell this.

related riddles

If you are unsure how to use one then just ask a flight attendant.

I am the enemy of all that is good and right. Five letters--that is the length of my name. Remove the first and evil I remain

If you can get this professional's attention you can get where you need to go for a price.