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Impact of Innovations in Kevlar Technology
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At this very moment armed forces are fighting for our freedom overseas. These brave soldiers go out everyday risking their lives for us. This is not a safe job numerous incidents bring these people to harm, but there is a way that chemistry has helped protect those at war. This is by the invention of the bulletproof vest. This vest can stop bullets from entering someone’s body with only leaving bruises behind. Somewhere else in the world a fire is burning down a house with people inside. Firefighters will be called to put out the fire and help these innocent people. The equipment they wear helps protect them from serious burns and injuries allowing them to do their job. The bulletproof vest and firefighters uniform cannot be made unless made with a material called Kevlar. Kevlar is an invention used in everyday life. It has been manufactured in gloves, clothing, bicycle helmets, batting gloves, facemasks, canoes, kayaks, golf clubs; the list goes on and on. Kevlar in my mind is important not only in recreational use, but also in the protection of loved ones keeping us safe from harm. Without using chemistry Kevlar would have never been invented, leaving the world a much sadder place. Let us further enrich our minds about a little piece of chemistry that would change the way we live our lives.
Before the invention of the bulletproof vest the only real protection available against firearms were walls or natural barriers such as rocks, trees, and ditches. People could not just run straight into a fight as seen today. They would have to cower away from their enemy or die. Today we see just the opposite. The first bulletproof vest was made in the United States was of silk material. The project came to attention after the assassination...
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...hield people out of harms way.
Chemistry has not only fueled our daily lives in this one small aspect, but in millions of different ways. Even though I do not particularly enjoy the field of chemistry I am extremely grateful that some people out there do. My paper, which focuses on the use of a material saving lives at this very moment, is a great example of chemistry working in a way to our advantage. Chemistry has helped families remain intact, people come together, and lives to be much simpler. The correlation between chemistry and technology has made our lives be better. Without this correlation I do not know what we would be like. Would we still be walking everywhere? Or would we still not have electricity? Would people still even exist? These are not unanswered questions. We see the answers around us everyday through the discoveries in the field of chemistry.
As times change for the types of warfare, also does the transportation, the armor, as well as the weaponry. From the caveman era with rocks wrapped with veins around a stick followed by the renaissance era with archers and swords. Then came the conquest of the Americas with single-round guns and light clothing, now today with automatic multi-round rifles and bulletproof armor. Some wonder what is next in the development of military technology such as weaponry and armor. Marvel’s Iron Man takes a much detailed look from the government, after the first movie as Tony Stark (Main Character in the comic and in the movies) creates a suit that gives him superhuman abilities, bulletproof metal, health monitoring system, the ability to fly, and many other things. Many fans of the Iron Man trilogy dream of the day when science fiction becomes reality. Officials from U.S. Special Operation Command issued a formal request to researchers to help them build this suit the military is calling the Tactical Assault Light Operator Suit (TALOS). As the Army prepares for future wars, they want to research the Iron Man suit and develop a working suit by 2018. Even though the cost of building an Iron Man suit is too expensive, but the armor would help protect soldiers from the serious injuries of war by the medical/technological advancements, the abilities it gives to the operator, also it would change warfare.
Weapons have been around from the Neanderthals of the post-ice age, to the Taliban in Afghanistan. Rocks became knives, sticks became spears, and bayonets became AK-47’s. The technology from the French and Indian War was revolutionized and manufactured by the newly opened weaponry companies. Colt and Winchester had a new end of the market during the times of conflict in the United States.
...waste ammunition.” During the war colonel Hiram Berdan formed a regiment of sharpshooter for the union army called Berdans sharpshooters. These new soldiers would be better shooters against their enemy and would be save great amounts of ammunition and money. Contests were held across the country to find these elite sharpshooters. To make the cut you had put 10 consecutive shots into a target at two hundred yards. Each shot couldn’t be more than to inches from the center of the bull’s eye. At the end of these contests 1,000 winners were enlisted in the 1st United States sharper shooters. The next generation of breechloaders called magazine rifles would prove ever more deadly to confederate opponents. “Guns such as Spencer and Henry repeating rifles were deigned to carry preloaded magazine of seven to fifteen bullets which could be inserted into the rear of the gun.”3
Bulletproof vests are used world-wide in order to protect the wearer of the vest from a bullet. A shot from a gun can be deadly to anyone and therefore, people searched for protection. They found the answer when they discovered Bulletproof vests. But how can a small vest worn around the torso save someone’s life? In order to understand how it is possible, the process of how it’s made, comes into question. Considering the copious amount of lives they have saved, Bulletproof vests are made by sewing woven fibers into vests and layering them on top of each other, in order to deflect bullets.
This was the self contained brass cartridge. It contained an ignition source called a primer, an amount of powder and a bullet. Early cartridge guns were converted percussion rifles. The first repeating rifles were the Henry and Spencer, the Henry had a fifteen shot internal magazine and the Spencer a seven round removable magazine this meant multiple could be carried. Repeaters were not limited to rifles though handguns such as the famous Colt Single Action Army were a common favorite among both civilians and military personnel. The industrial revolution boosted the firearms industry. It allowed gunsmiths who formerly would cut rifling and make parts by hand using saws and files to now use vertical mills and lathes to improve both output and precision. Barrels became easier to rifle and take to size using lathes and mills allowed sights to be manufactured much easier. The next major evolutionary step in the firearms industry was the bolt action rifle. A bolt action provides a tighter seal at the breach than other actions allowing higher pressure cartridges and a farther effective range do to increased velocity The first bolt action used by the U.S. military was the Krag-Jorgensen a Norwegian rifle with a internal side loading magazine. It was thought by many that the Krag was was an exceptional piece of equipment but during the Spanish - American War it was proved otherwise. Spaniards armed with German Mausers a rifle with a
Bulletproof clothing is the most interesting thing I have ever seen in my life. There is not really a problem of bulletproof clothing besides it is very expensive to make it. It is very expensive just because of the materials. The materials are spider-silk, vectran and Kevlar. The history of bulletproof has been worn for thousands of years. Even the medieval Europe worn body armor. By the 1500’s, they changed the development of cannons and guns. Bulletproof in the encyclopedia means the protection of bullets, knives and puncture wounds. They have made antiballistic protective clothing. The material of it is single layer or multilayer package. The bulletproof clothing basically looks like a very strong net.
This chemistry book report is focus on a book called “Napoleon's buttons: How 17 molecules changed history” by Penny Le Couteur and Jay Burreson. The publisher of this book is Tarcher Putnam, the book was published in Canada on 2003 with 17 chapters (hey the number match the title of the book!) and a total of 378 pages. The genre of this book is nonfiction. “Napoleon's Buttons” contain a fascinating story of seventeen groups of molecules that have greatly changed the course of history and continuing affect the world we live in today. It also reveal the astonishing chemical connection among some unrelated events, for example: Chemistry caused New Amsterdamers to be renamed New Yorkers and one little accident of detonating cotton apron in a minor housekeeping mishap lead to the development of modern explosives and the founding of the movie industry.
“Their best defense against injury is to put no defense and give them what they want” (Kates). Critics may argue that concealed handguns are not an effective form of self defense. To the contrary, robbery and assault victims who used a gun were less likely to be attacked or suffer injury, “Neither a martial art skills nor chemical sprays provide a real option for victims faced by attackers who are stronger or armed” (Kates). People feel safer when they carry a concealed weapon because they feel that criminals will avoid attacking them. Citizens want to conceal carry a handgun because every day there are dangerous individuals who prey on the weak. In addition to that, concealed handguns are an effective non-lethal form of self defense a majority of the time. Gary Kleck from the Federal Bureau of Investigation “estimated that, 2 million to 2.5 million victims annually use handguns to repel criminal attackers” (Kates). The surprise of being armed is the advantage for the victim, which the victim has the disadvantage of knowing the time and place of being attacked. Concealed carry actually provides protection to citizens that do not carry because the criminals are not sure who is able to defend themsel...
In the area of the firemen¡¦s own personal protective equipment, it too has be advanced because of computers. Twenty-five years ago, the turnout gear worn by firefighters was used to keep the firefighter from getting wet mainly then with the introduction of Nomex, which was a self-extinguishing man-made material, then came Gortex and PBI.
Safety.When it comes down to it, everything that the Army does is done with one word in mind, and that word, is safety. One of the most important ways to promote safety in the Army, and in the military as a whole for that matter, is by providing and ensuring that all personnel properly utilize the appropriate equipment for the task at hand. One such piece of equipment, which I am certain that most soldiers are familiar with, are the Small Arms Protective Inserts.
...ree careers make sure that every day activities do not lead to the degradation of the environment. For these reasons, it is clear that chemistry is beneficial to the way of mankind.
In 1784, someone using a flintlock pistol shot Edward Culshaw. In those days, there were no bullets, as we know them. Gunpowder and a ball of lead were put into the gun’s muzzle and packed with paper wadding. A spark made when the gun’s hammer struck some flint at the back end of the barrel ignited the powder. When the constable examined Culshaw’s wound, he found a piece of newspaper used as wadding to pack the powder in the killer’s gun. The prime suspect in the killing was a man named John Toms. When a piece of newspaper found in Toms’ pocket was compared with the piece found in the wound, the pieces fit together like two pieces of a jigsaw puzzle. Based on the evidence, Toms was easily convicted. The Toms case was probably the first in America in which ballistics was used to solve a crime.
Garrison Bespoke “First Fashion-Forward Bulletproof Suit Using US Military Grade Bulletproof Technology Launches Tomorrow by Canada's Garrison Bespoke” prnewswire.com Copyright © 2013.
Throughout my school career I have always loved chemistry. In Chemistry there was always a sense that there was more, there was always something new and exciting to be discovered and theories to be proven (or even disproven). Chemistry was the main subject with a real practical aspect to it during school and it is this, along with my genuine fascination with the subject, which fuels my desire to study it further.