The term "engineering purposes" refers to the use or application of engineering concepts, methods and techniques for designing, analyzing, building, maintaining, testing or operating a product, system or process. This can include activities such as research, development, prototyping, manufacturing, quality control, safety analysis, environmental impact assessment, project management, and other related tasks that involve the application of scientific principles to design and develop solutions for practical problems in various fields including civil engineering, mechanical engineering, electrical engineering, chemical engineering, aerospace engineering, computer engineering, industrial engineering, and more.