When Rumfordofen or also furnace one designates a kiln for industriellen the manufacturing of fire lime, with which separate combustion chambers are available for lime and fuel.
The separation from fuel and lime made it at the beginning 19. To produce century possible large quantities of high-quality fire lime for the building industry, since this could not be contaminated by the contact to the fuel.
The first Rumfordofen was built 1804 in with Berlin, whatever today still in the museum park can be visited. In the following years the appropriate technology in completely Europe spread.
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