(Follow-up post to the solder test of WHL #68)
While we’re at it – I couldn’t resist testing the flux percentage. Which also resulted in having large samples for a visual comparison. Contrary to my expectations, the lead-free solder wasn’t the one that stood out…

First things first. New batch, same naming scheme as before. Since I already measured weight per meter, I just picked one sample length from a (new) lead-free U1.0 wire and cut the others to expected length. 100cm of that stuff is 5.42(196)g, for comparison. […]