In the extraction of iron; hot air is introduced into the blast furnace through?

By: |Published on: Dec 27|Categories: Chemistry JAMB| 0 comments

A. valves
B. open-hearths
C. arcs
D. tuyeres

Correct Answer:

Option D – tuyeres

Explanation

Pre-heated air at about 600ºC is blown into the furnaces from the bottom through the tuyeres.

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