If metal roof then similar to above, then at least higher end cost or above depending on roofing materials - (about $1200-2000) unless roofing panels are also damaged, not just ridge vent / cap.
1 Work the soap into a lather all over your hands, scrubbing the skin under and around your nails as well. 2  If you still smell gasoline on your hands after washing them with soap, mix a few drops of vanilla extract with water and rub it into your hands to reduce or eliminate the smell.
Full Answer. If the smell of gasoline is on the skin, one can apply vinegar, lemon or vanilla to the skin before taking a bath. The application of the second scent neutralizes the smell of the gasoline. If the smell of gasoline is on fabric or carpet, a paste made of vinegar, baking soda and water is the best choice for neutralization.