Yevgeniy Yesilevskiy, Andy Novak
cordless soldering iron:
http://www.amazon.com/Neiko-40420L-Tooluxe-Cordless-Soldering/dp/B002GQCYUK/ref=sr_1_1?ie=UTF8&qid=1350010393&sr=8-1&keywords=neiko+tooluxe
Heating Research:
Nichrome properties: http://www.wiretron.com/nicrdat.html
Controlling Heating element discussion:
http://www.electro-tech-online.com/electronic-projects-design-ideas-reviews/87772-correct-voltage-amps-control-mini-nichrome-heater.html