7. Listening: Nanotechnology

Nowadays, materials science tries to enhance some materials or even come up with some brand-new ones. In this effort, scientists rely on the advancements in nanotechnology. Watch the video explaining the basics of carbon nanotubes at https://www.azonano.com/nanotechnology-video-details.aspx?VidID=15 or  https://www.youtube.com/watch?v=i4Ax8sY2U4A&ab_channel=WarwickICAST and complete the related task.