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:
a
1 and 2 only
b
2 and 3 only
c
1 and 3 only
d
1, 2 and 3
Environmental Technology - Waste UtilizationSteel Slag ApplicationsSteel slagConstruction of base roadImprovement of agricultural soilProduction of cementWaste management