Graphitized hydroxy multi-walled carbon nanotubes are widely used in advanced material applications due to their enhanced mechanical, electrical, and thermal properties. They are incorporated into polymer composites to improve strength, conductivity, and durability, making them ideal for use in aerospace, automotive, and electronics industries. These nanotubes are also utilized in energy storage systems, such as lithium-ion batteries and supercapacitors, to enhance electrode performance, capacity, and charge-discharge efficiency. Additionally, their high surface area and functional groups make them suitable for use in sensors, catalysis, environmental applications like water purification and gas adsorption, and biomedical applications such as drug delivery and medical imaging. Their unique structure and properties enable innovations in nanotechnology and material science.