Kevlar

Part I of Essay
, the trademark name by DuPont (Sci. & Inv. Enc., 1352), was invented in 1965 by Stephanie Kwolek. A woven millibar (shown on project board) has 18,000 pounds of strength, which is the strongest material in the world! can be five through fifteen times stronger than stee ....

Part II of Essay
.... stronger (Sci. & Inv. Enc., 1354). 49 is mainly made out of coal, corn, air, and water; making it rot and rust resistant. Compared to steel and concrete, 49's psi (pressure per square inch) is 525,000, steel's is 36,000, and concrete's is 3,000 (New Necessities). The blast suppression, or body armor, is strong enough to endure machine gun fire (up to .3 caliber), land mines, terroristic weapons, and a chainsaw (New Necessities). It does not melt, can stand temperatures up to 7,000 degrees Fahrenheit, absorbing vibration and ener ....