How to solder a bare copper conductor?

[Amberavams]

Global Copper Market Analysis Report
http://algenstadt.de/forum/user-37307.html

Top Five Copper Producing Countries
http://forums.syzygy.ltd/index.php?acti ... s;u=861479


Where Can I Learn More About Copper?
http://forestsnakes.teamforum.ru/viewto ... =19&t=1732

Abandoning fossil fuels bumps into high demand for copper
http://www.66682999.com/viewthread.php? ... rid=371362

Copper: An Ancient Metal
http://game.776.tw/viewthread.php?tid=655508&extra=

How is copper cathode made? Drilling down into copper production emissions
http://stock-tree.com/forum/viewtopic.php?t=833