QuestionWhy does soap sometimes go soft?
First, the content of solid fat or stearic acid in the soap is too low. Then, the soap may not be thoroughly saponified, the alkali content is too low or the glycerinum content is too high.
QuestionWhy does soap sometimes crack?
It is mainly because formula and raw materials are used improperly, the content of solid fact is too high, the content of coconut oil or liquid oil is too low, raw materials are not stirred evenly or temperature is not controlled well. Besides, soap will crack due to water loss if it is long exposed.