Flick some water on your crotch area just before you enter the security area and while your been touched up, comment on the dirt of the toilets around the corner!!!!!!!!!!!!!!!!!
It doesn't stop them but the look on their face is some comfort
Also the ALAE have an online form:
http://www.alae.org/index.php?p=97&p...Questionnaires to help make the CAA aware of the problem