OK I did not know what the word grool had meant. Now I have an idea LOL. I knew that girls get gooyier, stickier, and thicker than guys cum and I am not even talking girl ejaculation here, I am just talking lube juice which now I find is called grool.
See some examples
http://i.imgur.com/dPW1uPh.jpg
http://up7.xhcdn.com/000/020/807/029_1000.jpg
http://i.imgur.com/OYTMjdr.jpg
http://i.imgur.com/Kehs5UF.jpg
http://i.imgur.com/cIyFY6M.jpg
(check those panties)
http://www.reddit.com/r/grool