Research Type
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Shaun SliferDate
Nov 21, 2020Notes
Sperm oil is a waxy liquid obtained from sperm whales. It is a clear, yellowish liquid with a very faint odor. Sperm oil has a different composition from common whale oil, obtained from rendered blubber. Although it is traditionally called an "oil", it is technically a liquid wax.
Sperm oil was a popular lubricant. It worked well for fine, light machinery such as sewing machines and watches because it is thin, does not congeal or dry out and does not corrode metals. It was also used in heavy machinery such as locomotives and steam-powered looms because it can withstand high temperatures.
(en.wikipedia.org)