Ethanedioic Acid, also known as Oxalic Acid, is a dicarboxylic acid with the chemical formula C₂H₂O₄. This acid is commonly used in the production of chemicals, in wastewater treatment, and as a cleaning agent. The term "Ethanedioic Acid" can be replaced by several synonyms such as oxiric acid, dioxalic acid, ethanedionic acid, and acid of sugar. Other names for this acid include ethanedioate, hydrogen oxalate, oxalic acid dihydrate, and oxalic acid monohydrate. These synonyms can be useful when searching for information about Ethanedioic Acid, as they can help to expand one's knowledge about the chemical and its applications.