1. Material Properties and Selection – Benefits of using lightweight, corrosion-resistant, and durable materials in manufacturing. 2. Metalworking and Joining Techniques – Methods such as soldering, welding, and mechanical fasteners for securing materials. 3. Finishing and Surface Treatments – Processes like galvanization, electroplating, polishing, and powder coating for different materials. 4. Shaping and Forming Techniques – Techniques including heating, bending, and using formers for shaping plastic and metal materials. 5. Design and Construction Methods – Use of templates, jigs, and accurate measurement tools to ensure precision in manufacturing. 6. Sustainability and Ergonomics in Design – Considerations for eco-friendly materials, durability, and comfort in product design.