Where does “납땜인두” come from?

납땜인두 (Korean) comes from Korean 납땜, from Korean 납 — lead metal.

납땜인두 (Korean): soldering iron

Definitions

  1. soldering iron

Ancestry of “납땜인두”, step by step

납땜인두 traces back through two separate lines of ancestry.

via Korean 납땜

StepLanguageWordMeaning
1Korean납땜soldering
2Koreanlead metal

via Korean 인두

StepLanguageWordMeaning
1Korean인두
Every word from Korean Every word from Korean 납땜