Definition

1. Noun:
   • A dark-colored, foul-smelling oil produced by the carbonization of bones: Dippel's oil is a specific chemical substance historically obtained through the destructive distillation of animal bones. It is characterized by its dark color and unpleasant odor.
   • A substance used in industrial applications: Its primary historical uses included formulating sheep dips (pesticidal baths for sheep) and as a denaturant for ethyl alcohol to make it unfit for human consumption.

Usage Examples

• Noun:
  • The farmer used a solution containing Dippel's oil to treat the sheep for parasites.
  • In the 19th century, Dippel's oil was a common denaturant added to industrial alcohol.

Advanced Usage

• Historical/Technical Context: The term is almost exclusively used in historical, industrial, or chemical contexts. It is named after its discoverer, Johann Konrad Dippel.
  • The old chemistry manual described the process for producing Dippel's oil from bone char.

Variants and Related Words

• Bone oil: A more general synonym for oils produced by the dry distillation of bones, which may be similar to or identical with Dippel's oil.
• Animal oil: A broader category that includes oils derived from animal tissues.

Synonyms

• Bone oil: Oil obtained from bones.
• Dippel's animal oil: An alternative historical name.

Notes on Meaning

• This is a highly specific technical term with no common idiomatic or figurative uses. It refers solely to the defined chemical product.

Noun

1. dark-colored ill-smelling oil obtained by carbonizing bone; used especially in sheep dips and in denaturing alcohol