There are many ways to add hops during the brewing process. Dry hopping is when hops are added at some point after the beer fermentation begins. Adding hops can give the beer a refreshing hop aroma without adding any bitterness. It can also give the beer a unique flavor.

What is oxygen? What is the role of oxygen?Oxygen is a chemical element and a reactive gas that is essential for life on Earth. Oxygen is also an important element in the beer fermentation process.Oxygen is often considered a life-sustaining gas, but it plays a different role in beer fermentation.Du

Beer can be divided into ale and lager, but there are many types of beer. Each beer has different colors, alcohol content and taste.

Technical principleDistillation is a physical process that relies on the difference in boiling points of different substances for separation. It heats the mixed liquid to evaporate some components, and then condenses and recovers them, thereby achieving purification or graded separation of component