Nano graphene is widely used in electronics due to its excellent 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. It is also applied in solar cells to boost energy conversion efficiency. Its high surface area and strength make it valuable in composite materials, where it reinforces plastics, metals, and ceramics for aerospace, automotive, construction, and sports equipment industries. Additionally, nano graphene is utilized in water filtration systems to remove contaminants and purify water effectively, and in textiles for anti-static and antibacterial properties. In biomedical applications, it is explored for drug delivery, biosensors, tissue engineering, and precise medical diagnostic devices due to its biocompatibility and unique properties. Its thermal conductivity also makes it suitable for heat management in electronic devices.