Water purification experiments to decompose phenol, acetic acid, and Rhodamine B in water were conducted using a direct contact of gas corona discharge to the water surface. Organic pollution occurs when large quantities of organic compounds, which act as substrates for microorganisms, are released into watercources. Decomposition of organic matter in streams is caused by a number of interacting processes (Fig. The decomposition of acetone, methanol, and ethanol by water plasmas at atmospheric pressure has been investigated using a direct current (DC) discharge. When, water is contributed as as a reagent and water molecule is broken, we call it a hydrolysis reaction. Total absent of Dissolved oxygen in water creates anaerobic condition which facilitates anaerobic decomposition of organic compounds. Chemical decomposition involves acid digestion of organics and has the advantage of avoiding high temperatures although it achieves little waste volume reduction. 4), and their joint effects are usually studied by measuring loss of detrital mass over time.This is not wholly satisfactory, since weight loss [or changes in ash-free dry weight (AFDW)] does not provide direct information on the fate of this material or its uptake and assimilation by consumers. This work systematically summarizes main chemical reactions of some typical organic compounds in supercritical water with or without oxidant for the first time. The decomposition mechanism of water-soluble organic compounds by water plasma was investigated using several diagnostic methods. This article is cited by 4 publications. If DO is absent in water, aquatic organism cannot survive. The earthworms are the one of soil fauna component in soil ecosystem have an important role in organic matter decomposition procces. Sugars and other water soluble organic nitrogenous compounds are subjected to decomposition first as depicted below: Water soluble organic nitrogenous substances (e.g. Milton C. Kloetzel. Pyrolysis, the chemical decomposition of organic (carbon-based) materials through the application of heat.Pyrolysis, which is also the first step in gasification and combustion, occurs in the absence or near absence of oxygen, and it is thus distinct from combustion (burning), which can take place only if sufficient oxygen is present. Some types of organic compounds such as acid chlorides react with water and produce new products. The Diels-Alder Reaction with Maleic Anhydride. It was shown that O2 was important in the gas phase for the degradation process, and the negative corona showed higher degradation rates than the positive corona. 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