Assertion: citric acid | /r/Synonym | sour salt
Facets:
value: sometimes
type: TEMPORAL
value: commonly
type: DEGREE
Source sentences:
text: As for your experiment: the citric acid that you used was probably the food additive commonly known as "sour salt", despite it not being a salt in the scientific sense of the word (an ionic compound), but rather a pure organic compound in the crystalline form.
text: Citric acid is sometimes referred to as sour salt when being sold as an ingredient for cooking.