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T7D08:Which of the following types of solder should not be used for radio and electronic applications?

T7D08T7D

Which of the following types of solder should not be used for radio and electronic applications?

Direct answer summary (2026-2030 NCVEC pool)

The official correct answer for T7D08 is Acid-core solder.

The key fact is Acid-core solder. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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