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Recycling steel reduces:(a) Energy use by 75%(b) Energy use by 50%(c) Energy use by 35%(d) Energy use by 20%This question was posed to me in a job interview.Origin of the question is Cost Effective Materials in section Materials for Construction of Basic Civil Engineering

Answer» CORRECT option is (a) Energy USE by 75%

Explanation: Six SCRAPPED cars can yield a good strong STEEL frame.It requires less energy (75%) to produce recycled steel than normal steel. It also saves space in landfills.


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