When soldering a lug onto a copper wire,you would use ?

A. plain solder without flux.
B. both plain solder and an acid.
C. acid-core solder only.
D. rosin-core solder only

Answer:
Definitely D, always use flux for electrical connections and never use acid flux on electrical connections.
D.

That's how we do it at work, here, anyway.

.

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