Used on dolls or images for hexing, or sprinkle in an adversary's path.
To bring aches and pain to a foe's hand or arm, borrow his (or her) ring and dip it in a thimble full of Crossing Oil. Wipe off with a clean square of cheesecloth and return it to its owner. As he wears it, within five days his fingers, hand, and arm should cause him anguish.
Dab a bit on an enemy's socks, or sprinkle in his shoes, to cause foot and leg trouble.