Cleaning Grill Oil off Concreate?

Question

My Uncle was having a grill out and some oil dripped off onto the concrete. He is asking and asking how to remove it. Could you help me help him? Thanks in advance. It has been there for 3 weeks. It needs to be removed it is seriously ugly. Thanks.

Answer 1

My husband puts degreaser down and then power wash it.. Always looks nice.. Done it for years, have had good luck that way..

Answer 2

Simple green degreaser sold at homeDepot

Answer 3

TSP removes grease from concrete and its not harmful.