Posted by chriscase on Wednesday, September 12, 2007 at 01:17:49 :
In Reply to: Rusted Bolts posted by John Pierce on Tuesday, September 11, 2007 at 21:23:04 :
Does anybody know what happens to rust when it is heated? Ive heard that rust is eight times as big as the iron that rusted. I notice that when heated, the rust just turns to powder, and things are loose. I'm wondering if FeO4 turns into FeO2 , that takes up less space? er sumpthin...
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