Originally Posted by battlerattle
Tires turning blue is pretty common depending where your at. The heavy metals in the mud react with the sulfer in the tires (part of the vulcanizing process) and oxidize. You can scrub it off. Happens all the time where I live.
Sweet. Weird how I've never seen/heard about it before. You learn somethin new erryday.
And having a chemistry background you'd think I'd know that...but i don't :/