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four à cuve
chem.	pit-furnace; shaft-furnace; pot furnace
el.	trough furnace
met.	shaft furnace; shaft-kiln; high furnace
tech., met.	tank furnace
four a cuve
industr., construct., met.	tank; tank furnace

four à cuve: 12 phrases in 4 subjects

Chemistry	1
Electronics	2
Metallurgy	8
Natural resourses and wildlife conservation	1