Flash-ignited carbon nanotubes are widely used in energy storage devices, particularly in supercapacitors and batteries, due to their high surface area and excellent electrical conductivity. They enhance the performance of these devices by providing efficient charge storage and rapid electron transfer. In the field of electronics, they are incorporated into flexible and transparent conductive films, which are essential for touchscreens, displays, and sensors. Their mechanical strength and lightweight properties make them ideal for reinforcing composite materials used in aerospace, automotive, and construction industries. Additionally, they are employed in environmental applications, such as water filtration and air purification, where their porous structure effectively traps pollutants and contaminants. In biomedical fields, they are explored for drug delivery systems and biosensors, leveraging their ability to interact with biological molecules. Their versatility and unique properties continue to drive innovation across various scientific and industrial domains.