Iron, oxygen and water react with the iron creating a substance known to us as rust.
Hope this helps.
The production of these crops is centered in the eastern third of the state but there are notable concentrations elsewhere, particularly in the river valleys of the Arkansas River (central Arkansas) and the Red River (southwest Arkansas).
Aerobic cellular respiration, glucose is metabolised in the presence of oxygen and leads to the formation of energy as a main product. the by products are carbon dioxide and water. The process takes place in four phases: glycolysis, pyruvate oxidation, citric acid cycle, and oxidative phosphorylation.