👉 The term "substituted" is a common phrase used in various fields, including science and engineering. It refers to the process of changing or modifying an existing substance by replacing some or all of its components with another substance. For example, in chemistry, substituting one element for another can be done through several methods, such as using a catalyst or heat source to change the chemical composition of the reactants. In physics and engineering, substituting a physical property (such as temperature) for another