âº something that is considered to be a sign of how a future event will take place: The team's final victory of the season is a good omen for the playoffs, which start next week. a bad omen. Many people believe that a broken mirror is an omen of bad luck.
Despite all the conflicting answers here, yes you can solder brass just like copper with no special solder. Just make sure you wire brush or use emery paper on both items you want to solder so they are clean, apply flux and proceed as usual. Mike Â· 2 years ago. Thumbs up.
1 Soldering is used to form a permanent connection between electronic components. 2  The metal to be soldered is heated with a soldering iron and then solder is melted into the connection. 3  Only the solder melts, not the parts that are being soldered. This is called tinning and it will help the heat flow from the iron's tip to the joint. 2  The solder should flow onto the tip, producing a bright shiny surface. 3  If the solder will not flow onto the tip, clean it by wiping it on the wet sponge. 4  When tinned, wipe excess solder off on the wet sponge.