i was given a couple gallons of this rust converter chemical(similar to POR i think) anybody know how this stuff reacts to heat? /forums/images/graemlins/thinking.gif i was thinking of coating my rusty ol' headers but really dont want to breath any more dangerous fumes than normal while driving.. i want to say the name of this stuff is osfow /forums/images/graemlins/dunno.gifnot sure tho, think i heard someone say that name. thanks guys