Board Thread:General Discussion/@comment-1477036-20130529030726/@comment-178.37.39.39-20140307112219

Actually they way Nick Fury said it implied that he KNOWS one more element tony could try since when Tony said that he tried every known element to man, Nick Fury told him "you havent tried them all" which means that new element tony created was already known to Nick fury.

Lets not forget that palladium is METAL that was powering arc reactor at first, if one metel can power arc reactor then why another can't ?