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.
If You Think You Smell Gas. 1  DO NOT turn on or off light switches, appliances or thermostats. 2  Evacuate everyone from the building immediately. 3  Shut off the gas supply from an outside tank.  Call your local DLE office or fire department immediately from a telephone outside of the building and stay outside.