The main difference between tannin and tannic acid is that the term tannin is used to name a group of organic compounds, whereas tannic acid is a type of tannin.

Enzymes, as magical factors in nature, have been silently making important contributions to the development of human civilization. From simple brewing and fermented food in the early days, to all aspects of today's life, enzymes have gradually led to a greener and more efficient path for the develop......