Here's a complete guide on how to solder without burning your house down. I'll guide you thru all the necessary precautions in order to solder a copper joint safely, and the proper way.
DISCLAIMER: Got2Learn is NOT responsible for any damage done to a property of which the plumbing wasn't done by a professional, I do not recommend doing your own plumbing if you are unsure about what you are doing, always hire a LICENSED contractor when doing any type of plumbing so you can be covered by insurances if something does happen, these videos are for entertainment purposes only!