Recent content by TraderMark

Thanks for the welcome! I've not used it in gasoline, but I have done several diesel tanks with it and it holds up well. I also built a water tank for a portable pressure washer years ago and used Ospho after I'd finished all the welding. The last time I heard from the guy, the tank was 8...

I've used a product called Ospho with great success against rust. You can buy it a Ace Hardware. It's actually phosphoric acid mostly. The phosphoric acid reacts with iron oxide(rust) on the metal to cause a chemical reaction that turns the rust into iron phosphate. Pour the Ospho into your...