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Fuel winter crisis: Heating pumped from the earth and water
Diagram illustrating how heat in the earth and water can provide heating for homes and factories. City Electrical Engineer of Norwich, where using pipes containing a liquid chemical with a low boiling point, such as sulphur dioxide, placing them underground, the chemical would collect heat from the earth and eventually vaporise. In 1947 britain had a harsh winter, with several cold spells, bringing large drifts of snow to the country, which caused roads and railways to be blocked. Coal supplies, already low following the Second World War, struggled to get through to power stations and many stations were forced to shut down for lack of fuel.
Media ID 14185077
© Illustrated London News Ltd/Mary Evans
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