 all true ambulance services, and many more. The Sertoma Club also wants to thank our community for the support of their 4th of July celebration. To learn more about Sertoma or join the Sertoma Club, go to gfsertoma.org. Rust, salt, and time are the biggest enemies for a fuel tank. Never fear, because Grand Forks Welding is here to take care of your enemies for you. Hello, this is Thomas with Grand Forks Welding, and don't fight with rusted-out fuel tanks or bands.