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SL-1

Index SL-1

The SL-1, or Stationary Low-Power Reactor Number One, was a United States Army experimental nuclear power reactor in the United States which underwent a steam explosion and meltdown on January 3, 1961, killing its three operators. [1]

99 relations: Alloy, Aluminium, Arctic, Arctic Circle, Argonne National Laboratory, Arlington National Cemetery, Army Nuclear Power Program, Boiling water reactor, BORAX experiments, Borescope, Cadmium, Caesium-137, Cecil Kelley criticality accident, Cobalt, Combustion Engineering, Construction electrician (United States Navy), Containment building, Control rod, Copper-64, Corium (nuclear reactor), Corrosion, Critical mass, Criticality accident, Delayed neutron, Distant Early Warning Line, Eastern Idaho, Electrical energy, Enriched uranium, Freedom of Information Act (United States), Gamma ray, Health physics, Heavy water, History (U.S. TV network), Hyman G. Rickover, Idaho, Idaho Falls, Idaho, Idaho National Laboratory, International Nuclear Event Scale, Internet Archive, Iodine-131, Isotopes of gold, John G. Fuller, JPEG, Kenton, Ohio, Light-water reactor, List of civilian nuclear accidents, List of civilian radiation accidents, List of military nuclear accidents, List of nuclear reactors, Los Alamos National Laboratory, ..., Manitowoc Cranes, MH-1A, ML-1, Natural circulation, Naval Reactors, Negative feedback, Neutron activation, Neutron flux, Neutron moderator, Neutron reflector, Nuclear chain reaction, Nuclear fission product, Nuclear meltdown, Nuclear power, Nuclear power debate, Nuclear reactor, Nuclear safety and security, Petty officer first class, Positive feedback, Prompt criticality, Radiation, Radioactive contamination, Radioactive waste, Reactor pressure vessel, Roentgen (unit), Roscommon, Michigan, Seabee, Specialist (rank), Steam explosion, Superfund, The New York Times, Thermal energy, Time (magazine), United States, United States Army, United States Atomic Energy Commission, United States Department of Energy, United States Environmental Protection Agency, United States Navy, Uranium-235, USS Nautilus (SSN-571), Utica, New York, Vietnam War, Void coefficient, Water hammer, Watt, We Almost Lost Detroit, Western United States, YouTube. Expand index (49 more) »

Alloy

An alloy is a combination of metals or of a metal and another element.

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Aluminium

Aluminium or aluminum is a chemical element with symbol Al and atomic number 13.

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Arctic

The Arctic is a polar region located at the northernmost part of Earth.

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Arctic Circle

The Arctic Circle is the most northerly of the five major circles of latitude as shown on maps of Earth.

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Argonne National Laboratory

Argonne National Laboratory is a science and engineering research national laboratory operated by the University of Chicago Argonne LLC for the United States Department of Energy located near Lemont, Illinois, outside Chicago.

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Arlington National Cemetery

Arlington National Cemetery is a United States military cemetery in Arlington County, Virginia, across the Potomac River from Washington, D.C., in whose the dead of the nation's conflicts have been buried, beginning with the Civil War, as well as reinterred dead from earlier wars.

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Army Nuclear Power Program

The Army Nuclear Power Program (ANPP) was a program of the United States Army to develop small pressurized water and boiling water nuclear power reactors to generate electrical and space-heating energy primarily at remote, relatively inaccessible sites.

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Boiling water reactor

The boiling water reactor (BWR) is a type of light water nuclear reactor used for the generation of electrical power.

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BORAX experiments

The BORAX Experiments were a series of safety experiments on boiling water nuclear reactors conducted by Argonne National Laboratory in the 1950s and 1960s at the National Reactor Testing Station in eastern Idaho.

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Borescope

A borescope (occasionally called a boroscope, though this spelling is nonstandard) is an optical device consisting of a rigid or flexible tube with an eyepiece on one end, an objective lens on the other linked together by a relay optical system in between.

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Cadmium

Cadmium is a chemical element with symbol Cd and atomic number 48.

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Caesium-137

Caesium-137 (Cs-137), cesium-137, or radiocaesium, is a radioactive isotope of caesium which is formed as one of the more common fission products by the nuclear fission of uranium-235 and other fissionable isotopes in nuclear reactors and nuclear weapons.

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Cecil Kelley criticality accident

A criticality accident occurred on December 30, 1958, at the Los Alamos National Laboratory in Los Alamos, New Mexico, in the United States.

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Cobalt

Cobalt is a chemical element with symbol Co and atomic number 27.

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Combustion Engineering

Combustion Engineering (C-E) was a multi-national American-based engineering firm and a leader in the development of both fossil and nuclear steam supply power systems in the United States with approximately 42,000 employees worldwide.

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Construction electrician (United States Navy)

Construction electrician (abbreviated as CE) is a United States Navy occupational rating.

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Containment building

A containment building, in its most common usage, is a reinforced steel or lead structure enclosing a nuclear reactor.

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Control rod

Control rods are used in nuclear reactors to control the fission rate of uranium and plutonium.

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Copper-64

Copper-64 is a positron emitting isotope of copper, with applications for molecular radiotherapy and positron emission tomography.

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Corium (nuclear reactor)

Corium (also called fuel containing material (FCM) or lava-like fuel containing material (LFCM)) is the lava-like mixture of fissile material created in a nuclear reactor's core during a nuclear meltdown.

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Corrosion

Corrosion is a natural process, which converts a refined metal to a more chemically-stable form, such as its oxide, hydroxide, or sulfide.

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Critical mass

A critical mass is the smallest amount of fissile material needed for a sustained nuclear chain reaction.

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Criticality accident

A criticality accident is an uncontrolled nuclear fission chain reaction.

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Delayed neutron

In nuclear engineering, a delayed neutron is a neutron emitted after a nuclear fission event, by one of the fission products (or actually, a fission product daughter after beta decay), any time from a few milliseconds to a few minutes after the fission event.

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Distant Early Warning Line

The Distant Early Warning Line, also known as the DEW Line or Early Warning Line, was a system of radar stations in the far northern Arctic region of Canada, with additional stations along the North Coast and Aleutian Islands of Alaska, in addition to the Faroe Islands, Greenland, and Iceland.

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Eastern Idaho

Eastern Idaho is the area of Idaho lying east of the Magic Valley region.

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Electrical energy

Electrical energy is the energy newly derived from electric potential energy or kinetic energy.

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Enriched uranium

Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation.

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Freedom of Information Act (United States)

The Freedom of Information Act (FOIA),, is a federal freedom of information law that allows for the full or partial disclosure of previously unreleased information and documents controlled by the United States government.

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Gamma ray

A gamma ray or gamma radiation (symbol γ or \gamma), is penetrating electromagnetic radiation arising from the radioactive decay of atomic nuclei.

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Health physics

Health physics is the applied physics of radiation protection for health and health care purposes.

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Heavy water

Heavy water (deuterium oxide) is a form of water that contains a larger than normal amount of the hydrogen isotope deuterium (or D, also known as heavy hydrogen), rather than the common hydrogen-1 isotope (or H, also called protium) that makes up most of the hydrogen in normal water.

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History (U.S. TV network)

History (originally The History Channel from 1995 to 2008) is a history-based digital cable and satellite television network that is owned by A&E Networks, a joint venture between the Hearst Communications and the Disney–ABC Television Group division of the Walt Disney Company.

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Hyman G. Rickover

Admiral Hyman G. Rickover (January 27, 1900 – July 8, 1986), U.S. Navy, directed the original development of naval nuclear propulsion and controlled its operations for three decades as director of Naval Reactors.

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Idaho

Idaho is a state in the northwestern region of the United States.

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Idaho Falls, Idaho

Idaho Falls (often abbreviated as IF) is a city in and the county seat of Bonneville County, Idaho, United States, and is the largest city in Eastern Idaho.

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Idaho National Laboratory

Idaho National Laboratory (INL) is one of the national laboratories of the United States Department of Energy and is managed by the Battelle Energy Alliance.

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International Nuclear Event Scale

The International Nuclear and Radiological Event Scale (INES) was introduced in 1990 by the International Atomic Energy Agency (IAEA) in order to enable prompt communication of safety-significant information in case of nuclear accidents.

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Internet Archive

The Internet Archive is a San Francisco–based nonprofit digital library with the stated mission of "universal access to all knowledge." It provides free public access to collections of digitized materials, including websites, software applications/games, music, movies/videos, moving images, and nearly three million public-domain books.

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Iodine-131

Iodine-131 (131I) is an important radioisotope of iodine discovered by Glenn Seaborg and John Livingood in 1938 at the University of California, Berkeley.

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Isotopes of gold

Gold (79Au) has one stable isotope, 197Au, and 36 radioisotopes, with 195Au being the most stable with a half-life of 186 days.

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John G. Fuller

John Grant Fuller, Jr. (November 30, 1913 – November 7, 1990) was a New England-based American author of several non-fiction books and newspaper articles, mainly focusing on the theme of extra-terrestrials and the supernatural.

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JPEG

JPEG is a commonly used method of lossy compression for digital images, particularly for those images produced by digital photography.

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Kenton, Ohio

Kenton is a city in and the county seat of Hardin County, Ohio, United States, located in the west central part of Ohio approximately 57 mi (92 km) NW of Columbus and 70 mi (113 km) south of Toledo.

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Light-water reactor

The light-water reactor (LWR) is a type of thermal-neutron reactor that uses normal water, as opposed to heavy water, as both its coolant and neutron moderator – furthermore a solid form of fissile elements is used as fuel.

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List of civilian nuclear accidents

This article lists notable civilian accidents involving fissile nuclear material or nuclear reactors.

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List of civilian radiation accidents

This article lists notable civilian accidents involving radioactive materials or involving ionizing radiation from artificial sources such as x-ray tubes and particle accelerators.

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List of military nuclear accidents

This article lists notable military accidents involving nuclear material.

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List of nuclear reactors

This is a list of all the commercial nuclear reactors in the world, sorted by country, with operational status.

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Los Alamos National Laboratory

Los Alamos National Laboratory (Los Alamos or LANL for short) is a United States Department of Energy national laboratory initially organized during World War II for the design of nuclear weapons as part of the Manhattan Project.

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Manitowoc Cranes

Manitowoc Cranes is a division of The Manitowoc Company, Inc in the United States.

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MH-1A

MH-1A was the first floating nuclear power station.

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ML-1

ML-1 was an experimental reactor built as part of the US Army Nuclear Power Program.

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Natural circulation

Natural circulation refers to the ability of a fluid in a system to circulate continuously, with gravity and possible changes in heat energy.

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Naval Reactors

Naval Reactors (NR) is an umbrella term for the U.S. government office that has comprehensive responsibility for safe and reliable operation of the United States Navy's nuclear propulsion program.

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Negative feedback

Negative feedback (or balancing feedback) occurs when some function of the output of a system, process, or mechanism is fed back in a manner that tends to reduce the fluctuations in the output, whether caused by changes in the input or by other disturbances.

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Neutron activation

Neutron activation is the process in which neutron radiation induces radioactivity in materials, and occurs when atomic nuclei capture free neutrons, becoming heavier and entering excited states.

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Neutron flux

The neutron flux is a scalar quantity used in nuclear physics and nuclear reactor physics.

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Neutron moderator

In nuclear engineering, a neutron moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear chain reaction involving uranium-235 or a similar fissile nuclide.

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Neutron reflector

A neutron reflector is any material that reflects neutrons.

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Nuclear chain reaction

A nuclear chain reaction occurs when one single nuclear reaction causes an average of one or more subsequent nuclear reactions, thus leading to the possibility of a self-propagating series of these reactions.

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Nuclear fission product

Nuclear fission products are the atomic fragments left after a large atomic nucleus undergoes nuclear fission.

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Nuclear meltdown

A nuclear meltdown (core melt accident or partial core melt) is a severe nuclear reactor accident that results in core damage from overheating.

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Nuclear power

Nuclear power is the use of nuclear reactions that release nuclear energy to generate heat, which most frequently is then used in steam turbines to produce electricity in a nuclear power plant.

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Nuclear power debate

The nuclear power debate is a long-running controversy about the risks and benefits of using nuclear reactors to generate electricity for civilian purposes.

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Nuclear reactor

A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction.

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Nuclear safety and security

Nuclear safety is defined by the International Atomic Energy Agency (IAEA) as "The achievement of proper operating conditions, prevention of accidents or mitigation of accident consequences, resulting in protection of workers, the public and the environment from undue radiation hazards".

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Petty officer first class

Good conductvariation, 12 consecutive years or more of good conduct Petty officerfirst classinsigniaU.S. Navy &U.S. Coast Guard Petty officer first class is the sixth enlisted rank in the U.S. Navy, U.S. Coast Guard, and the United States Naval Sea Cadet Corps, ranking just above petty officer second class and directly below chief petty officer.

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Positive feedback

Positive feedback is a process that occurs in a feedback loop in which the effects of a small disturbance on a system include an increase in the magnitude of the perturbation.

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Prompt criticality

In nuclear engineering, prompt criticality is said to be reached during a nuclear fission event if one or more of the immediate or prompt neutrons released by an atom in the event causes an additional fission event resulting in a rapid, exponential increase in the number of fission events.

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Radiation

In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.

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Radioactive contamination

Radioactive contamination, also called radiological contamination, is the deposition of, or presence of radioactive substances on surfaces or within solids, liquids or gases (including the human body), where their presence is unintended or undesirable (from the International Atomic Energy Agency - IAEA - definition).

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Radioactive waste

Radioactive waste is waste that contains radioactive material.

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Reactor pressure vessel

A reactor pressure vessel (RPV) in a nuclear power plant is the pressure vessel containing the nuclear reactor coolant, core shroud, and the reactor core.

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Roentgen (unit)

The roentgen or röntgen (symbol R) is a legacy unit of measurement for the exposure of X-rays and gamma rays.

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Roscommon, Michigan

Roscommon is a village in the U.S. state of Michigan.

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Seabee

United States Naval Construction Battalions, better known as the Seabees, form the Naval Construction Force (NCF) of the United States Navy.

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Specialist (rank)

Specialist (abbreviated "SPC") is a military rank in some countries' armed forces.

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Steam explosion

A steam explosion is an explosion caused by violent boiling or flashing of water into steam, occurring when water is either superheated, rapidly heated by fine hot debris produced within it, or heated by the interaction of molten metals (as in a fuel–coolant interaction, or FCI, of molten nuclear-reactor fuel rods with water in a nuclear reactor core following a core-meltdown).

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Superfund

Superfund is a United States federal government program designed to fund the cleanup of sites contaminated with hazardous substances and pollutants.

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The New York Times

The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.

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Thermal energy

Thermal energy is a term used loosely as a synonym for more rigorously-defined thermodynamic quantities such as the internal energy of a system; heat or sensible heat, which are defined as types of transfer of energy (as is work); or for the characteristic energy of a degree of freedom in a thermal system kT, where T is temperature and k is the Boltzmann constant.

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Time (magazine)

Time is an American weekly news magazine and news website published in New York City.

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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United States Army

The United States Army (USA) is the land warfare service branch of the United States Armed Forces.

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United States Atomic Energy Commission

The United States Atomic Energy Commission, commonly known as the AEC, was an agency of the United States government established after World War II by U.S. Congress to foster and control the peacetime development of atomic science and technology.

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United States Department of Energy

The United States Department of Energy (DOE) is a cabinet-level department of the United States Government concerned with the United States' policies regarding energy and safety in handling nuclear material.

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United States Environmental Protection Agency

The Environmental Protection Agency is an independent agency of the United States federal government for environmental protection.

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United States Navy

The United States Navy (USN) is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States.

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Uranium-235

Uranium-235 (235U) is an isotope of uranium making up about 0.72% of natural uranium.

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USS Nautilus (SSN-571)

USS Nautilus (SSN-571) was the world's first operational nuclear-powered submarine and the first submarine to complete a submerged transit of the North Pole on 3rd August 1958.

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Utica, New York

Utica is a city in the Mohawk Valley and the county seat of Oneida County, New York, United States.

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Vietnam War

The Vietnam War (Chiến tranh Việt Nam), also known as the Second Indochina War, and in Vietnam as the Resistance War Against America (Kháng chiến chống Mỹ) or simply the American War, was a conflict that occurred in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975.

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Void coefficient

In nuclear engineering, the void coefficient (more properly called “void coefficient of reactivity”) is a number that can be used to estimate how much the reactivity of a nuclear reactor changes as voids (typically steam bubbles) form in the reactor moderator or coolant.

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Water hammer

Water hammer (or, more generally, fluid hammer, also called hydraulic shock) is a pressure surge or wave caused when a fluid, usually a liquid but sometimes also a gas, in motion is forced to stop or change direction suddenly, a momentum change.

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Watt

The watt (symbol: W) is a unit of power.

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We Almost Lost Detroit

We Almost Lost Detroit, a 1975 Reader's Digest book by John G. Fuller, presents a history of Fermi 1, America's first commercial breeder reactor, with emphasis on the 1966 partial nuclear meltdown.

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Western United States

The Western United States, commonly referred to as the American West, the Far West, or simply the West, traditionally refers to the region comprising the westernmost states of the United States.

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YouTube

YouTube is an American video-sharing website headquartered in San Bruno, California.

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Redirects here:

Argonne Low Power Reactor, SL 1, SL 1 reactor, SL one, SL-1 Reactor, SL-1 Reactor Accident, SL-1 reactor, SL-I, SL-One, SL-One reactor, SL-one, Sl-1, Stationary Low-Power Plant Number 1, Stationary Low-Power Plant Number One, Stationary Low-Power Reactor Number 1, Stationary Low-Power Reactor Number One.

References

[1] https://en.wikipedia.org/wiki/SL-1

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