Assertion: linseed's acid | /r/HasProperty | ffa
Facets:
Source sentences:
text: Once the crude oil is extracted, it must be processed and refined before it can be used for consumption, in order to remove impurities, including free fatty acids (FFA), phospholipids, pigments and volatile compounds.
text: During saponification, the positive charge from free fatty acids (FFA) reacts with negatively charged hydroxyl group in the caustic soda to form soap and glycerol.