Kevlar was the principal fibre into the 1970s. There are several new ones, including Dyneema, Gold Flex and Spectra. For more information please see the wikipedia article about bullet proof vests.
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They can be used in cranes to lift heavy metals They can be used in electric bells They can be used in radio speakers Can be used in microphones They can be used in dynamos They can be used in cranes to lift heavy metals They can be used in electric bells They can be used in radio speakers Can be used in microphones They can be used in dynamos
Gore-tex - used for all-weather jackets and shoes , properties - breathable , lightweight and waterproofHeat sensitive - fire fighters clothing , can be used for decoration also for woundsKevlar- bullet proof material used for bullet proof vestsSilver technology - can be used in plasters !these are all smart materials :)
A Hollow Fiber used for Insulation in: * Sleeping Bags * Jackets * etc.
Actually, she created Kevlar (Trademark) which is 5 - 9 times stronger than steel, yet lighter than fiberglass. The group of scientists she was working with at the time were trying to find a stronger material for automobile tires. If you would like to know more, please see the related link below:
Hell no
The answer you're looking for is, they were both invented by women, however, Stephanie Kwolek, a scientist, didn't actually invent "the bullet proof vest," but instead, she invented Kevlar, a material used in bullet proof vests.
TMJ's can be fired from any gun that is in the same caliber as the bullet.
It is used as a bullet-proof material and also, surprisingly, canoes.
Today the terms are used interchangeably, but flack jackets were not always considered bullet proof. The original flak jackets were just nylon vests with steel plates, but would not necessarily stop a bullet. Now they are the same thing.
no acshally it is bullet pruff vests used to be made of whale shark skin
A vest is used for both- but not the same vest. A bullet proof vest, and a life vest.
Kevlar armor is a type of body armor made using Kevlar fabric, a strong synthetic fiber. It is designed to provide protection against bullets and shrapnel by dispersing the energy of impact. Kevlar armor is commonly used by military personnel, law enforcement officers, and in personal protective equipment.
For some reason the word flak was used during WWII as the name for the exploding shells fired from anti-aircraft guns. Catching some flak meant literally being under fire. Bullet proof vests are/were sometimes referred to as flak jackets, as similar types of equipment were once used to protect people from the fragments from the AA shells.