old oil heater. (IMAGE)

Norwegian University of Science and Technology

old oil heater.

Caption

Oil heating was more common in the past, but it is no longer allowed in Norway. The photo shows an old oil heater.

Credit

Photo: Enova

Usage Restrictions

Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms.

License

CC BY-NC-SA

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