Done By: Unique Group School Name: Qatar Secondary School for Girls Environmental Catalysis Module: Students examines different types of catalytic systems, including heterogeneous and homogeneous catalysis. Depending on the knowledge they gained during activities, the students are then asked to design their projects. Our Project: Factory’s smoke contains many harmful and dangerous materials for both human beings and the environment, this project will not only save our ozone layer but it will save many people in the future generation securing a breath full future for humanity.