'Oil' in the Bible

I called for a drought on the land, on the mountains, on the grain, on the new wine, on the oil, on that which the ground brings forth, on men, on livestock, and on all the labor of the hands."

If someone carries holy meat in the fold of his garment, and with his fold touches bread, stew, wine, oil, or any food, will it become holy?'" The priests answered, "No."