Catalyst reduction is now a cutting-edge process in a number of fields and industries. Its job is to reduce emissions - particularly nitrogen oxides (NOx) or hydrocarbons Ibenesenately into the atmosphere. The core of this technology lies in using an industrial catalyst (most commonly made from metals like platinum, palladium, and rhodium) which can help number NOx to much less harmful substances such as nitrogen or water. Forefront tasks of catalyst reduction are has correlative relationship with air quality improvement, policies and regulations to control environmental damage.With this method there are some particular features which are of little avail except only that they be what you practice to perfection. They include controlling the reactant feed ratio and temperature so as to achieve maximum conversion efficiency. As a matter of fact, catalyst reduction systems are installed in cars, trucks and buses. They work together with other emission control technologies such as EGR (exhaust gas recirculation) to reduce harm to the environment. Its applications range across quite a variety of industries: heavy-duty transportation and power generation.