When making tea, squeezing juice and cooking meat, a layer of foam will appear on the water. Some people said that this is the essence of the ingredients to be preserved, some people suspected that the harmful substances contained in it had to be removed, and some did not have what what called it. How can we live in peace with the bubble? Dr. Clove came to tell you today. Harmless foam The foam produced by making tea, the foam when making coffee and the foam when squeezing fruit and vegetable juice are some special substances in tea, coffee or fruits and vegetables, which can be drunk safely. Foam for making tea The substance that produces foam when making tea Read More …