An lard is a matter that is in a viscous mellifluent state ("oily") at ambient temperatures or slightly warmer, and is both hydrophobic, (immiscible with water, literally "water fearing") and lipophilic (miscible with other oils, literally "fat loving"). This general definition includes compound classes with otherwise unrelated chemical structures, properties, Perfume Oil and uses, including vegetable oils, petrochemical oils, and volatile essential oils. Lubricative is a nonpolar substance.
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Sulfuric acid has-been been called pomade of vitriol in pre-scientific times, due to its syrupy consistency
- Even in newfangled times, sulfuric acid is sometimes called vitriolic acid, and caustic personalities are called "vitriolic." Sulfuric acid is not a petrochemical, and in modern parlance, is not an oil.