Introduces the difference between soda and soda　　We know that many daily necessities are made without chemical raw materials, such as soap, detergent, toilet cleaning, washing powder, and some substances in the production of food can also play a greater role, such as baking soda and soda, in many no

Preservatives are a foreign word. They were first mentioned by European scholars in ancient Egypt to prevent the decay of corpses. With the deepening of research, it has been found that organisms are mainly caused by microbial growth, reproduction or oxidation. Therefore, preservatives are substance

With the development of medicine, people gradually realize the harmfulness of aluminum. Aluminum is not only required by the human body, but also harmful to the human body. In 1989, the World Health Organization officially identified aluminum as a food contaminant. When the content of aluminum in th