Chernobyl Disaster

The disaster was caused by multiple flaws in the reactor design and multiple operator errors when running a poorly planned test (that required intentional disabling of the emergency cooling system, a very bad idea forbidden in the official procedures) with improperly documented and unapproved changes to its procedure, on the reactor. It caused the reactor to enter an unstable and difficult to control state (which official procedures forbade operating in). When the operators finally pressed the SCRAM button to initiate a full shutdown design errors in the control rods instead caused a very large power surge. This power surge caused a steam explosion which destroyed the reactor, blasted a hole in the roof exposing the hot graphite to air which caused it to ignite. The people of russia were not properly informed of the dangers of nuclear radiation the government chose to do this because they believed their reactors were fool proof and decided the less knowledge people had the better for security. Unfortunately that left a whole staff at the reactor very unprepared when the accident happened.

It serves as an all too real warning about the dangers of Chemical reactors and the safety procedures necessary to keep them in safe working condition

No. Not is the U.S. It is available on DVD only: http://www.videoproject.com/g4--224-v.html

One of the significant results of the Chernobyl disaster in 1986 was the widespread release of radioactive materials into the atmosphere, leading to severe environmental contamination across Europe. This incident prompted a re-evaluation of nuclear safety standards and policies globally, resulting in stricter regulations and improved safety protocols for nuclear power plants. Additionally, the disaster had profound health impacts, including increased rates of cancer and other illnesses among those exposed to radiation, particularly in affected regions. It also led to the establishment of the Chernobyl Forum, which aimed to address the disaster's long-term consequences and improve international cooperation on nuclear safety.

The only effect as I remember was that sheep grazing on open land in the north of England became slightly contaminated and could not be sold for consumption

The primary solution preventing another Chernobyl disaster is to build a proper containment building. The damage would have been much less if there had been such a building.

After the explosion of Reactor 4, significantly large amounts of radiation leaked out into neighboring areas including Prypiat, Ukraine. Over 50,000 residents were evacuated immediately, causing Prypiat to become a ghost town. No one has lived in Prypiat for over 20 years. There are still large amounts of radiation the today and many buildings have fallen into disrepair or even collapsed. It has since been mostly cut off from the rest of the world.

Just outside the town of Pripiat, Ukraine.

Latitude and longitude: 51.389722, 30.099167

Exposure to radiation from the Chernobyl disaster can lead to a variety of health effects in individuals, primarily increasing the risk of cancers, particularly thyroid cancer due to radioactive iodine exposure. Other potential effects include acute radiation syndrome, which can cause symptoms like nausea, vomiting, and fatigue, as well as long-term psychological impacts from the trauma of the disaster. Additionally, there can be reproductive effects and increased risk of cardiovascular diseases. Overall, the long-term health consequences of exposure can vary widely among individuals based on their proximity to the disaster and the level of exposure.

Assuming you mean a similar disaster as that one has happened and cannot happen 'again'.

Disasters cannot be eliminated completely. They never have been and they never will be.

What we can do is take all reasonable precautions, apparently not done in the case of Chernobyl.

Disasters and tragedy are part of life and of all societies, they cannot be totally eliminated.

Chernobyl is the worlds worst nuclear disaster. It leaked 100 times the radiation than the two bombs dropped on Japan. Chernobyl is a nuclear power plant that it's reactor 4 exploded.It is located in Pripyat, urkrain. It happened August 27, 1987.

Only four people were actually killed during the blast but the radiation spread so far that it caused many mutations and cancer. But four people died immediately and they were all scientists.

The vast majority of deaths resulting from the disaster were to emergency responders who arrived after the problems were identified, and people living in the area of the plant. The number of them are in dispute.

The short answer is, the amount of time that passed between the earliest warnings and the first explosion was probably about half a minute, during which nothing could be done to prevent it.

The Chernobyl Disaster happened during an experimental safety test as the plant was being shut down. It resulted from a combination of flaws in plant design, the design of the test, and human errors. It will probably never be fully understood why the conditions were precisely what they were. The result was that conditions were abnormal, but they were expected to be so. By the time anyone knew anything was going wrong, it was already too late do do anything about it. The experiment began at 1:23:04. The emergency shutdown button was pressed thirty six seconds later, though no one knows why. The time it took to insert the control rods was about 20 seconds, but temperatures in the core were going up so fast, the rods broke and got stuck. The first explosion, a steam explosion that blew the reactor apart, took place before 1:24, and the second, chemical, explosion was took place about three seconds later.

people got involved..

it sucks, but yeah, blame the humans.

this is why nuclear is not everywhere, because there are people everywhere to screw it up

to tell you what happened with Chernobyl, first you have to understand how a nuclear reactor works.

in a nutshell, you have a fissionable material, it is condensed, and condensed until it produces heat on its own. these heat rods are kept in sheaths like a sword, and they keep the material cool.. there are many rods, and the more rods in the pool brought out, the higher the temperature of the water in the pool. it makes steam, and the steam spins a turbine to make electricity, and the power goes to your home.

Chernobyl happened because they were testing how to make more energy. see, they probably had a similar problem there, that they have here. People want power for their cell phones, and ipods, but they dont want to produce it, they dont like coal, they dont like nuclear. The people wouldnt allow another reactor to be built, so they were testing how the reactor would respond with more rods out of the sheathes than what was considered safe operation. (we have 50 rods, why do we only use 10 at a time? sort of thing)

so they had the normal 10 rods extended out into the pool to heat the water, then they told the computer to bring a couple more out, and a couple more, and they were really impressed, they were boiling twice the water in half the time, it was an exponential increase with just a few more rods, not double.

but what happened is that they didnt understand that the rods can heat up themselves, because they are so dense, but they can also heat the other rods, and they did. the rods got so hot they warped, then when they tried to put them back into the sheathes, they couldnt, and the reactor got so hot they couldnt put water into it fast enough to keep it cool, and it blew.

Chernobyl is still poisoned today. when the 20 or so rods out of the 50 blew, it didnt use all the material and detonate like an atomic weapon, but it detonated some, but blew the rest around, like a dirty bomb. the radiation is nearly gone, but all the plants an animals an people are dead/dying/toxic due to exposure.

nuclear is a wonderful source of energy, this is why the navy has reactors in nearly all the aircraft carriers, there are safeguards in place, and people are not allowed to mess with it. on land, its a different story, and its all about the money money money, and safeguards are put by the wayside. if they can produce double the power using a fraction more rods, they will. and this is how greed destroyed a beautiful town and lives, and the complete nuclear industry

Its not. The Beta particles (Iodine 131 ) emmited from the diaster will have been spread far and wide now and will also have been less concentrated, so therefore the actual Iodine 131 emmited from the diasaster is of relativly low harm to us, about as much harm as backround radiation.

The Chernobyl Disaster happened on April 26, 1986 at 1:24 AM.

thousands of people died, or were at health risk.

approximately 25,000 years

It was in the Ukraine, however it affected many countries across Europe and the world

No it is not, even today the areas spanning the exclusion zone are filled with abnormal radiation rates, which become more and more deadly the closer you come into contact with Chernobyl for any amount of time.