Blast Furnace
noun
A high furnace is one that's particularly hot and blasty. This is a blast furnace.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
今朝の朝刊で、その鉄鋼会社は世界一大きな高炉の建設を計画していると読んだよ。
I read in the newspaper this morning that the steel company is planning to build the world’s largest blast furnace.