The sequence of refractory materials according to increasing melting points is:
a) Dolomite, Magnesia, Bauxite, Chromites
b) Bauxite, Chromites, Dolomite, Magnesia
c) Magnesia, Bauxite, Dolomite, Chromites
d) None of these
The sequence of refractory materials according to increasing melting points is:
a) Dolomite, Magnesia, Bauxite, Chromites
b) Bauxite, Chromites, Dolomite, Magnesia
c) Magnesia, Bauxite, Dolomite, Chromites
d) None of these