Brian is saved from getting sprayed by a skunk in Hatchet by starting a fire.
In the book Hatchet by Gary Paulsen, Brian is saved from getting sprayed by a skunk by his successful fire. He is alone in the wilderness and has accidentally touched the skunk, causing it to rear up. To prevent the skunk from spraying, Brian quickly starts a fire. The skunk is scared away by the flames and smoke, saving Brian from being sprayed.
The probable question may be "What saved brian from getting sprayed from the skunk in the story:Hatchet".