Say you want to create a social network for soccer moms to chat and commune. Instead of building up the social site first and relying on the 8 soccer moms you know to get it going, it's better to create a blog with tips targeted toward soccer moms. Build it up with stories and useful tips other soccer moms need.
The main composition of a soldering iron is a metal tip, which is heated in an insulated handle by either gas combustion or electricity. Today, electronics soldering iron is widely used in repair jobs, installations, electronic assemblies and so on. It is also used for pyrography as well as plastic welding, although very rarely seen.
Flux paste is a cleaner and corrosivepaste to work with copper and other metals to help the solder attach to the other two pieces that your soldering.Source(s): 20+ yrs in bldg maint field.older flux deos a couple things, it helps keep the guns element clean and it helps the solder bond to the part in question. You can buy rosin core solder with the flux already inside the solder, this is much easier to use then to use solder flux.