posted by Suzie Chhouk
Have you ever wondered how they make super strong materials? Material scientists - including chemists, of course - have been trying different combinations of molecules for a long time. One successful combination is called Kevlar - a very strong polymer that is used to make bulletproof vests, tires, and parachutes.
David Pogue investigates just how strong Kevlar is.
from "Making Stuff Stronger", a documentary film by NOVA of the Public Broadcasting Station (PBS)
David Pogue investigates just how strong Kevlar is.
from "Making Stuff Stronger", a documentary film by NOVA of the Public Broadcasting Station (PBS)