I am a metal that conducts electricity well but rusts easily. I am essential for wiring. What am I?
Category: Science · Difficulty: expert
Hint: I am often found in electrical cables.
Answer
Copper
Explanation
Copper is an excellent conductor of electricity but can oxidize and form a green patina when exposed to moisture.
This is a expert science riddle — one of the harder riddles here. The answer is Copper.
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