Re: I just did my first reflow.



This explanation is interesting... but not quite right.

1) The cost of the solder itself is trivial compared to the components, the PWB, etc. It less than the cardoard box. Its less than the unintelligible manual. The choice of solders is driven by regulatory compliance. If you want to blame someone, blame office holders unable to resist banning lead they know about in electronic solder while being criticized for failing to ban lead they didn't know about in paint and childen's toys.

2) re: copper - You...