Here's a video showing the process of making the 1S batteries I've written about before. I'm putting this up for The Crash Cast.
http://hobbyrcs.blogspot.com/2011/10/cheap-lightweight-battery-for-night.html
http://hobbyrcs.blogspot.com/2012/01/update-night-vapor-batteries.html
You can find the Liquid Tape on Amazon as "Plastic Dip Intl. LET14Z01 Liquid Electrical Tape"