домішок
доменна піч
to melt iron to a liquid state
to hammer out impurities
to separate from
melting point
to equal the output
to be abundant
for the benefit of
No furnace in Europe could melt iron to a liquid state because:
The reason for the tremendous stride in metallurgy was:
Iron production in Britain began to suffer from:
Abraham Darby succeeded in his experiments to do without charcoal because:
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