Patent ID: 8245863

Claim:
A gasoline storage system comprising; a gasoline storage area; and a porous volume filling material disposed within said storage area, said porous volume filling material including a non gasoline reactive and non-particulate generating material; wherein said porous volume filling material has an average orifice size of greater than 0.005 inches; wherein said storage system comprises one of a portable gasoline container, an underground gasoline tank, a vehicle fuel tank, or a gasoline transport container, and wherein said porous volume filling material adds between 2 and 15% weight to said gasoline storage system while taking up less than 5% of the liquid volume of said storage area; and wherein said porous volume filling material is formed entirely of a polymer; wherein said storage area comprises: a center volume; a surrounding volume encapsulating said center volume and extending to an edge of said storage area; wherein a first porous volume filling material is disposed in said center volume; wherein a second porous volume filling material is disposed in said surrounding volume; and wherein said second porous volume filling material is more dense than said first porous volume filling material.