why exactly does raw coal processing produce iron oxide???

Iron Oxide is present in naturally-occuring (Earth) coal, usually less than 5% by weight. It is present in the fly ash produced by burning , alongside Silicon and Aluminum oxides.



AH amazing!
yeah looks like i was researching the ...

Good afternoon, i was hoping i could get some info on this. now yes, i understand pyanadons is not perfectly accurate, but I'm not sure if I'm missing something, but this seems sort of obvious.

why exactly does raw coal processing produce iron oxide???

from the little i know on the subject, this ...