Can you remove grease from a driveway? I pressure washed my driveway but the grease stains won't go away....

I pressure washed my driveway but the grease stains won't go away. Is within any way to remove them?
Answers:    Have you ever visit the website ehow.com? There are articles on how to do just around anything! I hope this helps.

http://www.ehow.com/how_113258_clean-oil...
Some relations use WD-40. The hardware store might have a detergent that works, too.