Nano graphene is widely used in electronics due to its exceptional electrical conductivity and flexibility. It is incorporated into transistors, sensors, and touchscreens to enhance performance and durability. In energy storage, it is a key component in supercapacitors and lithium-ion batteries, improving charge capacity and efficiency. The material is also utilized in composite materials to strengthen plastics, metals, and ceramics, making them lighter and more robust for aerospace and automotive industries. Additionally, nano graphene is employed in water filtration systems for its ability to adsorb pollutants and heavy metals, providing a sustainable solution for clean water. In biomedical applications, it is used in drug delivery systems and biosensors due to its biocompatibility and high surface area.