There are a lot of types of flux to use when you are soldering for jewelry and each of them is a little bit the same and little bit different from the others. In our classes and at home, I like to use Handy Flux paste flux to prevent firescale along my seam. If you're starting out with Handy Flux paste, you might find yourself frustrated with jumping solder chips, dried out flux, or ineffective protection. Here are nine tips to make it really work for you!