(A) A physical phenomenon (X)
(B) A chemical phenomenon ()
(C) Same as erosion (X)
(D) An uncontrollable phenomenon (X)
Answers: Corrosion is A chemical phenomenon.
(A) A physical phenomenon (X)
(B) A chemical phenomenon ()
(C) Same as erosion (X)
(D) An uncontrollable phenomenon (X)
Answers: Corrosion is A chemical phenomenon.
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