Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the

[A].	hearth of the blast furnace.
[B].	nuclear reactors, missiles & space crafts.
[C].	insulation of high temperature furnaces.
[D].	roof of electric furnaces.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.