Whale oil
Whale oil is oil obtained from the blubber of whales. It was at one point an important fuel for illumination, as well as machine lubrication and other uses.
Whale oil is oil obtained from the blubber of whales. It was at one point an important fuel for illumination, as well as machine lubrication and other uses.
Whale oil is oil obtained from the blubber of whales. It was at one point an important fuel for illumination, as well as machine lubrication and other uses.
Source: Wikipedia "Whale oil" · CC BY-SA 4.0
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