Nanotechnology is a scientific and engineering field focused on designing and manipulating materials at the nanoscale to achieve unique physical, chemical, and biological properties. It includes nanomaterials, carbon nanotubes, quantum dots, nano-coatings, and nanosensors used in advanced industrial applications. These technologies are widely applied in electronics, healthcare, energy storage, automotive, and environmental systems. Nanotechnology enables high-performance materials, precision sensing, improved energy efficiency, and advanced medical solutions. It plays a transformative role in developing next-generation industrial and technological innovations.