Steel slag can be the material for which of the following? 1. Construction of base road 2. Improvement of…
Steel slag can be the material for which of the following?
1. Construction of base road
2. Improvement of agricultural soil
3. Production of cement
Select the correct answer using the code given below:
1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3
Solution
Steel slag, a by-product of steelmaking, can be used as aggregate in road construction, as soil amendment in agriculture (provides Ca, Mg, Si), and as a substitute for clinker in cement production. All three correct. Answer: (d).