Question

name important raw materials for the manufacture of Steel​

Answer 1

Explanation:

there is a four important raw materials for the manufacture of steel

1. pig iron
2. iron ore
3. coal
4. limestone

Answer 2

Important raw materials used in the manufacture of cement are:

1. $\large\mathcal\purple{Limestone}$
2. $\large\mathcal\purple{Iron}$ $\large\mathcal\purple{Ore}$
3. $\large\mathcal\purple{Pig}$ $\large\mathcal\purple{Iron}$
4. $\large\mathcal\purple{Coal}$