Common sources of contamination in catalytic processes include:
Feedstock impurities: Raw materials used in catalytic reactions often contain impurities that can poison or foul the catalyst. Reactor materials: The materials used to construct reactors, such as metal alloys, can corrode and release contaminants into the reaction environment. Environmental factors: Contaminants from the environment, such as dust or airborne particles, can also find their way into catalytic systems.