from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Plural form of butterfat.
Sorry, no etymologies found.
With careful additions from proven cow families the pedigree foundations of the herd were laid - always based on families with plenty of milk and high butterfats.
Butter doesn’t have one specific melting point because its composition varies with different percentages of butterfats and liquids, so instead it has a range of temperatures in which it can turn from a solid to a liquid.