What Is a Social Security Number (SSN)? A SSN is a nine-digit identifying number is in the format xxx-xx-xxxx. Any individual who is a U.S. Citizen, a permanent resident, or a temporary alien resident who is authorized to work in the United States, must have a SSN.
The most common cause of a flat tire is puncturing of the tire by a sharp object, such as a nail, letting air escape. Depending on the size of the puncture, the tire may deflate slowly or rapidly.
There is nothing worse than a flat tire, or a leaking tire. For years I have used Fix-A-Flat to seal up problem tires, but recently had a tire Fix-A-Flat couldn't handle. Someone suggested I try Slime, the green tire sealant. I wondered if Slime could perform where Fix-A-Flat could not.