Is there anyway to clear all private data on Internet Explorer?

I do not mean clearing the previous history, just clearing everything?Is there anyway to clear all private data on Internet Explorer?
Replace the hard drive's disks. Clearing private data gives you a false sense of security, It may appear that the history has been erased, but in reality, there will still be traces of those child pornography sites you have been looking atIs there anyway to clear all private data on Internet Explorer?
I go to ';Tools';, then ';Delete Browsing history';, and then ';Delete ALL..';