OceanMarine Mammals
For a century the streetlamps of European and American cities burned whale oil.
Lighthouses used it too, so the light warning ships off the rocks came out of the sea.
Source
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This fact is part of the pack Everything Was Once a Whale. Read the pack
More ocean facts
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- The finest candles were pressed from spermaceti, the waxy oil filling a sperm whale's head.
- A sperm whale's click is the loudest sound any animal makes, and it is produced by a nose.