The flues from both furnaces pass into the central or intermediate chimney, P, carried on cast-iron framing. The entire furnace is encased in massive iron plates stayed together across the top ...

Up to 1709, furnaces could only use charcoal to produce ... After 1709, Coalbrookdale saw other achievements, such as the first cast-iron bridge - built over the River Severn - and the first ...

It turns out the oil-burning colossus in the basement of my childhood home wasn't a furnace, as I thought until recently. My memories are full of instances of cozy gatherings around the cast-iron ...