Aluminum is more reactive than iron, yet it is used today for a variety of applications in which iron would corrode (cans, rain gutters, etc.). The reason for the corrosion durability of aluminum is that
A) aluminum does not react with oxygen.
B) very unreactive aluminum oxide forms a thin layer on aluminum.
C) aluminum does not undergo oxidation.
D) all aluminum products are treated with a plastic coating.
Question 2
Copper is NOT commonly used for
A) automobile bodies.
B) electrical wire.
C) roofing material.
D) plumbing.