. . . . "Carbon nanofiber is an extremely strong material used primarily by humans. Its primary function is use in strands for Space Elevators, for lifting extremely heavy objects, due to its great strength. Carbon nanofibers with graphene layers wrapped into perfect cylinders are called Carbon Nanotubes."@en . "Carbon nanofiber"@en . "Carbon nanofiber is an extremely strong material used primarily by humans. Its primary function is use in strands for Space Elevators, for lifting extremely heavy objects, due to its great strength. Carbon nanofibers with graphene layers wrapped into perfect cylinders are called Carbon Nanotubes."@en . .