Bad news indeed.
Bad news indeed.
Here's the MSDS for cast iron.
http://www.petersonsteel.com/beta/20044261327360.MSDS%20CAST%20IRON.pdf?LibraryPage=2&document=20044261327360.MSDS+CAST+IRON.pdf
Bad news indeed. I hope you're ready to handle all the extreme dangers next time you cook.
Of course, if you REALLY want scary, try a coated pan ! Or, heaven forbid, PAM !