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I did a bit of cursory research and it would appear that flux core solder was invented in around the mid-20th century, so there's a very good chance that they w
by toomanybeersies 9y ago
I did a bit of cursory research and it would appear that flux core solder was invented in around the mid-20th century, so there's a very good chance that they weren't using flux cored solder.
- awful 9y agoAccording to Kester, the solder company, they were formed in 1899 to make flux cored solder. Looking at the 1933 Allied Radio clearly shows Kester rosin core solder.