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Topic: Dirty bomb

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  CNN.com In-Depth Specials
A "dirty bomb," also known as a radiological weapon, is a conventional explosive such as dynamite that has been packaged with radioactive material, which scatters when the bomb goes off.
A dirty bomb kills or injures through the initial blast of the conventional explosive and by airborne radiation and contamination -- hence the term "dirty." Such bombs could be miniature devices or as big as a truck bomb.
Depending on the sophistication of the bomb, wind conditions, and the speed with which the area of the attack was evacuated, the number of deaths and injuries from a dirty bomb explosion might not be substantially greater than from a conventional bomb explosion.
www.cnn.com /SPECIALS/2002/cfr/stories/dirty.bomb/index.html   (587 words)

 Dirty Bombs : Public Health Emergency Preparedness : New York City AWARE : NYC DOHMH
A dirty bomb, or radiological dispersion device, is a bomb that combines common explosives, such as dynamite, with radioactive materials, possibly in the form of powder or pellets.
While people in the immediate area of the explosion could be harmed from the explosion, the main purpose of a dirty bomb is to cause widespread fear and make buildings or land unusable for a long period of time.
It is unlikely that the amount of radioactive dirt and dust scattered by a dirty bomb would be enough to cause severe illness.
www.nyc.gov /html/doh/html/bt/bt_fact_dirtybombs.shtml   (1860 words)

 BBC - Science & Nature - Horizon - Dirty Bomb
A dirty bomb is a radiological weapon but unlike a nuclear bomb, its purpose is to contaminate rather than destroy.
The main conclusion is that the health risks from a dirty bomb explosion are localised to people who are close to the incident or are in contact with the contamination.
A dirty bomb is a small and relatively simple device, sometimes inaccurately called a poor man's nuclear weapon.
www.bbc.co.uk /science/horizon/2003/dirtybomb.shtml   (522 words)

 Worldandnation: 'Dirty bomb:' low-tech, but high fear
A "dirty bomb" would be an exception -- an insidious weapon of fear and disruption far worse than the destruction it might cause.
While deaths might be light, a dirty bomb could cause a higher incidence of cancer in residents even decades after the attack.
A dirty bomb, therefore, might use a less guarded isotope such as cesium, cobalt-60 or strontium-90 found in waste material or used in medicine and research.
www.sptimes.com /2002/06/11/Worldandnation/_Dirty_bomb___low_tec.shtml   (628 words)

A dirty bomb is not a nuclear bomb.
A simulated effect of detonation of a dirty bomb (3,500 curie of cesium-137 with ~50 lbs of explosive) at the lower tip of Manhattan Island is shown in Figure 6.
A dirty bomb could result in potentially trillions of dollars of losses if it is detonated in New York City, according to testimony before the Senate Foreign Relations Committee in March 6, 2002 on the threat of radiological attack by terrorist groups, by Henry Kelly, President of Federation of American Scientists (http://fas.org/ssp/docs/030602-kellytestimony.htm).
www.jplabs.com /html/dirty_bomb.HTM   (1328 words)

 Nuclear Bombs vs Dirty Bombs vs Suitcase Bombs
A "dirty bomb" is a conventional explosive, such as dynamite, salted with radioactive waste that scatters when the bomb goes off.
The bomb can kill or injure through the initial blast of the conventional explosive and possibly through the dispersal of the radioactive materials-- hence the term "dirty." Such bombs could be small devices or as big as a truck bomb.
If a dirty bomb detonates in your area, follow the instructions of local health officials concerning evacuation, decontamination and the administering of potassium iodide (though unlikely).
www.nukepills.com /nuclear_dirty_bombs.htm   (879 words)

 BBC NEWS | UK | What if a dirty bomb hit London?
The dirty bomb is perhaps the least understood of all terror weapons, but new research by BBC Two's Horizon programme brings home the full horror of how a dirty bomb attack might affect London.
But whereas the aim of a nuclear bomb is instant and outright destruction, a dirty bomb would have an entirely different effect.
But perhaps the biggest immediate threat wrought by a dirty bomb is not the destruction or the threat to life, but its ability to stir blind panic among thousands, maybe millions, of people.
news.bbc.co.uk /1/hi/uk/2708635.stm   (858 words)

 Macmillan English Dictionary Resource Site – New Words – dirty bomb
dirty bomb does not create an actual nuclear blast, it could kill as many as 1000 people in a densely populated city and make the area immediately surrounding the blast uninhabitable for several months.
dirty bomb has gained momentum during 2004, particularly in the light of evidence suggesting that the smuggling of quantities of radiological materials that could be used in
dirty bomb attack was used to test the response of emergency workers should such a terrorist strike occur.
www.macmillandictionary.com /New-Words/041129-dirty-bomb.htm   (445 words)

 Boston.com / Fighting Terrorism
While a nuclear bomb uses highly enriched uranium and plutonium -- both of which are usually under tight security -- a dirty bomb probably would use a less secure isotope such as cesium, colbalt-60 or strontium-90 found in waste material or used in medicine and research.
If a dirty bomb were to be detonated, it would cause significant damage, and possible loss of life from the conventional explosion.
As opposed to a dirty bomb, a crude nuclear bomb, in which there is a nuclear chain reaction, could kill tens of thousands of people over a three-mile radius of the blast.
boston.com /news/daily/10/attacks_dirty_bomb.htm   (441 words)

 Howstuffworks "How Dirty Bombs Work"
A dirty bomb is an explosive designed to spread dangerous radioactive material over a wide area.
A dirty bomb is much closer in power to an ordinary explosive than it is to the widespread destructive force of a nuclear bomb.
The basic idea of a dirty bomb is to use the gas expansion as a means of propelling radioactive material over a wide area rather than as a destructive force in its own right.
science.howstuffworks.com /dirty-bomb.htm   (677 words)

 Terrorism - Dirty Bombs
In the dirty bomb, al Qaeda may well have found the perfect 'force multiplier.' It is also, potentially, the quintessential terrorist weapon in that its psychological effects are claimed by many experts to outweigh any physical destruction it may cause.
This was evidenced in the warning over potential dirty bomb and chemical weapon attacks issued by the British government last November but later withdrawn — a move that may have been considered necessary lest the public focus on such threats to the exclusion of others in the terrorists' arsenal.
A dirty bomb — or radiological dispersion bomb — is a relatively unsophisticated device that combines radioactive materials with conventional explosives.
www.cdi.org /terrorism/dirty-bomb.cfm   (1824 words)

 » Dirty Bomb   (Site not responding. Last check: 2007-10-20)
A dirty bomb, or radiological dispersion device, is a bomb that combinesconventional explosives, such as dynamite, with radioactive materials inthe form of powder or pellets.
The main purpose of a dirty bomb is to frighten people and make buildings or land unusable for a long period of time.
A dirty bomb is designed to spread radioactive material and contaminate a small area.
www.nationalterroralert.com /dirtybomb   (1290 words)

 FAQ's on Dirty Bombs
dirty bomb is an explosive, similar to dynamite, that is packaged with radioactive material that spreads when the bomb goes off.
A dirty bomb can kill or injure people by the blast of the explosive, as well as by contact with the radioactive material in the air.
In the event of a dirty bomb explosion, and depending on the size of the device, it is likely that people in the immediate area would die from the force of the explosion.
www.ci.berkeley.ca.us /publichealth/bioterrorism/dirtybombs.html   (728 words)

 Tufts E-News -- How Dangerous Are "Dirty Bombs?"
said the health consequences from the use of a "dirty bomb" would be minimal and said the greater concern was a 'psycho-social one,'" reported ABC News.
Because the radioactive materials in a "dirty bomb" are relatively weak, the damage would likely be isolated to a small blast area.
"[A "dirty bomb"] could spread low-level contamination over an area up to several city blocks, possibly resulting in restriction to the area until the area was surveyed and decontaminated," Meserve wrote in a separate letter to Markey.
enews.tufts.edu /stories/061102DirtyBombs.htm   (617 words)

 Dirty bomb - Wikipedia, the free encyclopedia
The term dirty bomb is primarily used to refer to a Radiological Dispersal Device (RDD), a radiological weapon which combines radioactive material with conventional explosives.
Because a terrorist dirty bomb is unlikely to cause many deaths, many do not consider this to be a weapon of mass destruction.
While some proposed producing "clean" weapons, other theorists noted that one could make a nuclear weapon intentionally "dirty" by "salting" it with a material (known as salted bombs; a specific subtype often noted is a cobalt bomb) which would generate large amounts of long-lasting fallout when irradiated by the weapon core.
en.wikipedia.org /wiki/Dirty_bomb   (1004 words)

 Nuclear Terrorism
This so-called 'dirty bomb' would consist of waste by-products from nuclear reactors wrapped in conventional explosives, which upon detonation would spew deadly radioactive particles into the environment.
This dirty bomb consisted of a deadly brew of dynamite and one of the highly radioactive by-products of nuclear fission — Cesium 137.
A radiological bomb might be surrounded by a tent enclosure several tens of feet in height and width, then filled with a special foam to contain the deadly radioactive material (such as Cesium 137) if the bomb explodes during further defusing attempts.
www.cdi.org /terrorism/nuclear.cfm   (2515 words)

 TIME.com: The "Dirty Bomb" Scenario -- Page 1
A dirty bomb is a conventional explosive salted with radioactive isotopes in order to spew out that nuclear material and contaminate a wide area.
While it may be far from inconceivable that bin Laden's network may have the capability to create a dirty bomb, operating a nuclear program would be a Herculean challenge for an organization whose survival depends on its relative invisibility.
And given that a dirty bomb's function is primarily to spread terror through contamination, terrorists may be inclined to view chemical and biological weapons as a more attractive investment.
www.time.com /time/nation/article/0,8599,182637,00.html   (980 words)

 BBC - Science & Nature - Horizon - Dirty Bomb
The dirty bomb is perhaps the least understood of all terrorist weapons.
But the dirty bomb does share one chilling characteristic with its nuclear sibling: both produce a cloud of smoke infested with radioactive particles - fall-out - and these particles emit one of the most powerful forms of energy known to man: gamma-rays.
MICHAEL LEVI: A dirty bomb incident using the same radioactive material would produce a much larger contaminated area and a much larger amount of waste simply because in the GoiĆ¢nia case there wasn't even the intent to spread the material widely.
www.bbc.co.uk /science/horizon/2003/dirtybombtrans.shtml   (4921 words)

 Risk of radioactive "dirty bomb" growing - 02 June 2004 - New Scientist
The risk of somebody somewhere triggering a radioactive "dirty bomb" is growing, evidence gathered by the UN's International Atomic Energy Agency suggests.
A dirty bomb is designed to spread radioactive material over a large area by combining radioactive material with a conventional explosive.
A terrorist attack using a dirty bomb is "a nightmare waiting to happen", says Frank Barnaby, a nuclear consultant who used to work at the UK's atomic weapons plant in Aldermaston in Berkshire.
www.newscientist.com /article.ns?id=dn5061   (729 words)

 "Dirty Bombs" Much More Likely to Create Fear than Cause Cancer
Rochester, NY (March 12, 2002)-The latest post-9/11 disaster scenario making news headlines is the "dirty bomb." The theoretical situation occurs when terrorists get hold of radioactive material from a hospital or food-irradiation plant, attach it to an explosive, and detonate the bomb in an urban area.
Even a potent dirty bomb, consisting of a radioactive cobalt-60 rod used for food irradiation, for example, would deliver an average dose of a few tenths of a rem for people within a half-mile radius, he says.
But in the unfortunate event of a dirty bomb, he says, the biggest enemy is fear.
www.aip.org /isns/reports/2002/038.html   (785 words)

 Dirty Bombs
But even a dirty bomb without casualties could spread nuclear panic, based on the danger of long-term cancer.
Dirty bombs are not weapons of mass destruction, but weapons of mass disruption.
The main thing we have to fear from a dirty bomb is fear itself.
muller.lbl.gov /TRessays/29-Dirty_Bombs.htm   (1198 words)

 nbc6.net - Local News - NBC 6 Explainer: What Is A 'Dirty Bomb'?
It depends, experts say, on the type and amount of radioactive and conventional explosive material in the bomb, as well as on such factors as wind, the size of the buildings in the area attacked, and the ballistics at detonation.
In one particularly grim scenario -- the detonation of a truck bomb containing 100 pounds of one-year-old spent nuclear fuel -- the actual acute physical health threat might be confined to a radius of a few city blocks, plus areas under a narrow wind-borne cloud, according to Bruce Blair of the Center for Defense Information.
According to the atomic experts Richard Garwin and Georges Charpak, the explosion of a dirty bomb containing one kilogram of plutonium in the center of Munich, Germany, could ultimately lead to 120 cancer cases attributable to the blast.
www.nbc6.net /news/1505454/detail.html   (1231 words)

 NOVA | Dirty Bomb | Chronology of Events | PBS
The history of the dirty bomb has yet to be written, because fortunately no one to date has ever deployed a conventional explosive laced with radioactive material.
The location of the discovery—in a suburban area 10 miles east of the Chechen capital of Grozny, where a Chechen rebel group is known to operate an explosives workshop—leads nuclear specialists to suspect Chechen rebels' involvement in the incident.
Jose Padilla, who allegedly intended to explode a dirty bomb in the U.S. Chicago, Illinois—Jose Padilla, an American citizen and former Chicago gang member with known ties to Al Qaeda, is arrested in Chicago's O'Hare airport on suspicion of planning to build and detonate a dirty bomb in an American city.
www.pbs.org /wgbh/nova/dirtybomb/chrono.html   (1403 words)

 CNN.com - U.S. authorities capture 'dirty bomb' suspect - June 10, 2002
It was not clear whether this was the "associate" Ashcroft referred to when he said Al Muhajir was working with someone in Pakistan on plans to build a dirty bomb.
A dirty bomb is a conventional bomb equipped with radioactive material designed to spread over a wide area.
Depending on the circumstances of the explosion, the number of deaths and injuries from a dirty bomb might not be substantially greater than from a conventional bomb explosion.
archives.cnn.com /2002/US/06/10/dirty.bomb.suspect   (955 words)

 USATODAY.com - Toll from 'dirty bomb' could be costly   (Site not responding. Last check: 2007-10-20)
Padilla was said by law enforcement officials to be involved in a plot to trigger a dirty bomb in the USA.
Similar amounts of radioactive material released by a dirty bomb, Zimmerman says, would kill about 150 people from radiation and contaminate more acres of land than was affected in New York by the Sept. 11 terrorist attacks.
The cleanup costs from a dirty bomb would be enormous, says Jaime Yassif of the Federation of American Scientists, who addressed the physicists.
www.usatoday.com /news/nation/2004-05-03-dirty-bomb_x.htm   (516 words)

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