Oh, and my friend Sohrab has made a tutorial about using a Hairspray for 3D printing too 
http://www.youtube.com/watch?v=eqrcWWCWQpk
Oh, and my friend Sohrab has made a tutorial about using a Hairspray for 3D printing too 
http://www.youtube.com/watch?v=eqrcWWCWQpk