Which of the following materials has the least scrap value ?
Correct answer: B. Stainless steel
- A. Aluminium
- B. Stainless steel
- C. Brass
- D. Copper
Explanation
Stainless steel generally has a lower scrap value than aluminium, brass, or copper because its valuable alloy constituents are diluted by a large iron content and recovery is more costly. Copper typically has the highest scrap value among these choices.
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