Acids? ?

Acids are chemical compounds that release hydrogen ions (H+) when dissolved in water. They have a sour taste, can react with metals to produce hydrogen gas, and can turn blue litmus paper red. Some common examples of acids include hydrochloric acid, sulfuric acid, and citric acid. Acids are used in various industries, such as in the production of fertilizers, cleaning products, and food additives.

Bases?