paint tank

I have just picked up a powder coater for five bucks at a yard sale, and works great! I want to know if anyone out there knows a safe way to coat one of our gas tanks. And if the powder will stick to bondo. I'm really looking forward to coating alot of parts. I'm not a good painter, so I wanted...

A Little off topic.... My baby went down 2 weeks ago It makes me sick and my ego was crushed.... Because of this I slit a seam in my tank and am having a buddy weld it up for me cant wait to get it back. went to the junk yard and got a used one for about a hundred bucks but it makes me sick to...