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Hypothetical chemical compound of carbon and lead
Lead carbide is a hypothetical chemical compound of carbon and lead. Lead and elemental carbon do not normally combine, even at very high temperatures
Lead_carbide
Inorganic compound group
a carbide usually describes a compound composed of carbon and a metal. In metallurgy, carbiding or carburizing is the process for producing carbide coatings
Carbide
1984 gas-leak accident in Bhopal, India
On 3 December 1984, over 500,000 people in the vicinity of the Union Carbide India Limited pesticide plant in Bhopal, Madhya Pradesh, India, were exposed
Bhopal_disaster
Type of composite material
particles of carbide cemented into a composite by a binder metal. Cemented carbides commonly use tungsten carbide (WC), titanium carbide (TiC), or tantalum
Cemented_carbide
Skyscraper in Manhattan, New York
270 Park Avenue, also known as the JPMorgan Chase Tower and the Union Carbide Building, was a skyscraper in the Midtown Manhattan neighborhood of New
270_Park_Avenue_(1960–2021)
Chemical compound
Chromium(II) carbide is a ceramic compound that exists in several chemical compositions: Cr3C2, Cr7C3, and Cr23C6. At standard conditions it exists as
Chromium(II)_carbide
Type of steel used in Middle Eastern swordmaking
on the surface of the steel were grains of iron carbide—their goal was to reproduce the iron carbide patterns they saw in the Damascus blades from the
Damascus_steel
Chemical element with atomic number 74 (W)
tungsten carbide, a wear-resistant material used in metalworking, mining, and construction. About 50% of tungsten is used in tungsten carbide, with the
Tungsten
Circuit board manufacturing technique
into a "U" shape so that it ends up close to and parallel with the other lead. Extra insulation with heat-shrink tubing may be used to prevent shorting
Through-hole_technology
Steel alloyed with a variety of elements
titanium, and niobium are strong carbide-forming elements, forming vanadium carbide, titanium carbide, and niobium carbide, respectively. Alloying elements
Alloy_steel
Brinell scale of hardness
(Hardness Brinell Wolfram – Wolfram being an alternative name for the tungsten carbide ball indenter used during the test). The test was named after Johan August
Brinell_hardness_test
Hydrocarbon compound (HC≡CH)
using water) of potassium carbide. Subsequently, the first industrial method for synthesis was by hydrolysis of calcium carbide: CaC2 + 2 H2O → Ca(OH)2
Acetylene
Crystalline form of carbon
temperatures above 2,500 K (2,230 °C), by decomposition of thermally unstable carbides, or by crystallization from metal melts supersaturated with carbon. Research
Graphite
Type of cutting tool
becoming common in job shops to use solid carbide bits. In very small sizes it is difficult to fit carbide tips; in some industries, most notably printed
Drill_bit
Type of machine tool
Carbide saws are machine tools for cutting. The saw teeth are made of cemented carbide, so that hard materials can be cut. In 1926, Krupp, a German company
Carbide_saw
Molybdate mineral
desired product is collected. The full process is patented by the Union Carbide and Carbon Corp. Wulfenite has been shown to form synthetically through
Wulfenite
Projectile propelled by a firearm, sling, or air gun
material is a very hard, high-density metal such as tungsten, tungsten carbide, depleted uranium, or steel. A pointed tip is often used, but a flat tip
Bullet
Chemical element with atomic number 5 (B)
acid, the mineral sodium borate, and the ultra-hard crystals of boron carbide and boron nitride. Boron is synthesized entirely by cosmic ray spallation
Boron
Inorganic, nonmetallic solid prepared by the action of heat
which are classified as advanced ceramics, include silicon carbide and tungsten carbide. Both are valued for their abrasion resistance and are therefore
Ceramic
Chemical compound
Tellurium trioxide Lead carbide – originally thought to be a pure compound, but now considered more likely to be a mixture of carbon and lead Iodine pentabromide
Tellurium_monoxide
Natural or synthetic substance that is significantly longer than it is wide
polymers like PAN, but the end product is almost pure carbon. Silicon carbide fibers, where the basic polymers are not hydrocarbons but polymers, where
Fiber
Glass joined with came strips or foil
include: brushes: toothbrush, scrub brush, flux brush or cotton swabs carbide grinding stone cloths cork-backed straightedge crimper or burnisher, for
Came_glasswork
American beauty pageant winner (1956–2006)
Ann (née Rymer) and Donald Ray Paugh, an engineer and manager at Union Carbide. She graduated from Parkersburg High School in 1975. She attended West
Patsy_Ramsey
Communications, and Home Depot replaced Goodyear Tire, Sears Roebuck, Union Carbide, and Chevron Corporation. Intel and Microsoft became the first and second
Historical components of the Dow Jones Industrial Average
Historical_components_of_the_Dow_Jones_Industrial_Average
Board to support and connect electronic components
of lead, cadmium, and mercury in electrical equipment. PCBs sold in such countries must therefore use lead-free manufacturing processes and lead-free
Printed_circuit_board
Titanium carbide (carbon) [Ti-C] Titanium gold (gold) Titanium hydride (hydrogen) Titanium nitride (nitrogen) Babbitt (copper, antimony, lead; used for
List_of_named_alloys
Class of two-dimensional inorganic compounds
with MBorenes, that consist of atomically thin layers of transition metal carbides, nitrides, or carbonitrides. MXenes accept a variety of hydrophilic terminations
MXenes
Devices put in furnaces when firing ceramics
materials are cordierite (up to 1275 °C), mullite (up to 1750 °C), silicon carbide (up to 1500 °C), alumina (up to 1750 °C), zirconia (up to 1650 °C). The
Kiln_furniture
Chemical element with atomic number 41 (Nb)
percentage of niobium enhances the strength of the steel by scavenging carbide and nitride. The temperature stability of niobium-containing superalloys
Niobium
Chinese semiconductor equipment and material company
sale of semiconductor related equipment and materials such as silicon carbide (SiC). It provides products and services to the semiconductor and photovoltaic
Zhejiang Jingsheng Mechanical & Electrical
Zhejiang_Jingsheng_Mechanical_&_Electrical
1930-35 industrial disaster in West Virginia, U.S.
Union Carbide and Carbon Company, and occurred during the early years of the Great Depression. The primary actors, in addition to Union Carbide and Carbon
Hawks_Nest_Tunnel_disaster
Chemical element with atomic number 14 (Si)
glass and many other specialty glasses. Silicon compounds such as silicon carbide are used as abrasives and components of high-strength ceramics. Silicon
Silicon
Coordination complex that contains a carbon atom as a ligand
metal nitrido complexes. Carbido complexes are a molecular subclass of carbides, which are prevalent in organometallic and inorganic chemistry. Carbido
Metal_carbido_complex
Cutting tool with diamond grains
compared with tools made with common abrasives such as corundum and silicon carbide. In Natural History, Pliny wrote "When an adamas is successfully broken
Diamond_tool
Type of refractory ceramics
temperature without cracking or breaking. Chemically, they are usually borides, carbides, nitrides, and oxides of early transition metals. UHTCs are used in various
Ultra-high temperature ceramic
Ultra-high_temperature_ceramic
American technology company
Princeton, New Jersey–based United Silicon Carbide (UnitedSiC), a leading manufacturer of silicon carbide–based semiconductors, such SiC FETs, SiC JFETs
Qorvo
Breeder reactor in Tamil Nadu, India
at Kalpakkam, Tamil Nadu, India, using a mixture of Plutonium Carbide and Uranium Carbide as fuel dedicated to fast reactor research. Indira Gandhi Center
Fast_Breeder_Test_Reactor
Semiconductor light source
(silicon carbide) crystals would emit yellow, light green, orange, or blue light when a voltage was passed between the poles. A silicon carbide LED was
Light-emitting_diode
Science and technology of creating objects from inorganic, non-metallic materials
improve the yield of a smelting process. Coke is now widely used to produce carbide ceramics. Potter Josiah Wedgwood opened the first modern ceramics factory
Ceramic_engineering
Chemical element with atomic number 22 (Ti)
Baliga, B. Jayant (2005). Silicon carbide power devices. World Scientific. p. 91. ISBN 978-981-256-605-8. "Titanium carbide product information". H.C. Starck
Titanium
Manufacturer of advanced ceramic systems
7-pound (1.7 kg) 1–2-inch (2.5–5.1 cm) 12 5.56×45mm M995 AP, tungsten carbide core 52-grain (3.4 g) 3,280-foot-per-second (1,000 m/s) 3.9-pound (1.8 kg)
Ceradyne
Chemical element with atomic number 20 (Ca)
compounds are not similarly useful, with one major exception, calcium carbide, CaC2. This material, which has historic significance, is prepared by heating
Calcium
Largest global industrial gas producer
Carbide Corporation (UCC) as the Linde Air Products division in 1917. Eventually, in 1992, this part of Union Carbide was spun off as Union Carbide Industrial
Linde_plc
Chemical element with atomic number 40 (Zr)
first commercial nuclear reactors, in which zirconium carbide was a frequently used material. Lead zirconate titanate (PZT) is the most commonly used piezoelectric
Zirconium
Rifle cartridge
bullet weighing 55.4 g (1.95 oz) and 51 mm (2.0 in) long with a cemented carbide (Re8 WC-Co) core. Produced in small quantities at the beginning of WWII
12.7_×_108_mm
Soviet rimless intermediate cartridge
introduced in 1999, has a stub cone nosed penetrator made of tungsten carbide (hard alloy VK8). The 7N24 round is loaded with a 4.15 g (64.0 gr) projectile
5.45×39mm
Smallest amount of fissile material needed to sustain a nuclear reaction
materials include beryllium, graphite, and heavy metals like tungsten carbide, with the choice of material depending on the specific reactor design and
Critical_mass
Probable carcinogens
Carbon electrode manufacture Cobalt metal with tungsten carbide Cobalt metal without tungsten carbide or other metal alloys Hairdresser or barber (occupational
IARC_group_2A
Hexagonal lattice made of carbon atoms
include layers suspended or transferred to silicon dioxide or silicon carbide. In 1859, Benjamin Brodie noted the highly lamellar structure of thermally
Graphene
Chemical element with atomic number 92 (U)
In 1943 the Manhattan Project contracted two private companies, Union Carbide and Chevron, to quietly compile a survey of uranium deposits around the
Uranium
Alloy with higher durability than normal metals
strengthening from secondary phase precipitates such as gamma prime and carbides. Oxidation or corrosion resistance is provided by elements such as aluminium
Superalloy
Musical artist
Person. Lundberg was one of the founding members of the rock band Union Carbide Productions that was active 1986–1993. He has also worked as a producer
Ebbot_Lundberg
Hardness scale
by tungsten carbide balls of the varying diameters. When a ball indenter is used, the letter "W" is used to indicate a tungsten carbide ball was used
Rockwell_hardness_test
Diamonds formed outside of Earth
3 percent of the carbon and 0.04% of the total mass. Grains of silicon carbide and graphite also have anomalous isotopic patterns. Collectively they are
Extraterrestrial_diamonds
Material fibers about 5–10 μm in diameter composed of carbon
the Japanese took the lead in manufacturing PAN-based carbon fibers. A 1970 joint technology agreement allowed Union Carbide to manufacture Japan's Toray
Carbon_fibers
Elements that occur in nature as minerals in uncombined form
also includes the naturally occurring phosphides, silicides, nitrides, carbides, and arsenides. The following elements occur as native element minerals
Native_element_mineral
Epitaxial graphene growth on silicon carbide (SiC) by thermal decomposition is a method to produce large-scale few-layer graphene (FLG). Graphene is one
Epitaxial graphene growth on silicon carbide
Epitaxial_graphene_growth_on_silicon_carbide
Particle, atom or molecule with a net electrical charge
Sulfide S2− Selenide Se2− Pnictogens Nitride N3− Phosphide P3− other Carbide C22− Hydride H− Polyatomic anions Azide N3− Peroxide O22− Triiodide I3−
Ion
Chemical element with atomic number 73 (Ta)
compounds of tantalum are nitrides and carbides. Tantalum carbide, TaC, like the more commonly used tungsten carbide, is a hard ceramic that is used in cutting
Tantalum
American actress (born 1972)
from Texas A&M University and worked as a chemical engineer for Union Carbide; her mother, Patricia Ann English, was a homemaker and later an English
Jennifer_Garner
arsenide – AlAs Aluminium diboride – AlB2 Aluminium bromide – AlBr3 Aluminium carbide – Al4C3 Aluminium iodide – AlI3 Aluminium nitride – AlN Aluminium oxide
List_of_inorganic_compounds
U.S. project to build a nuclear thermal rocket
uranium carbide-zirconium carbide "composite" fuel cells and two contained a seven-element cluster of single-hole pure uranium-zirconium carbide fuel cells
Project_Rover
Material fuelling nuclear reactors
diamond batteries.[citation needed] Carbide fuels, typically uranium carbide (UC) or uranium-plutonium carbides, share high melting points, good mechanical
Nuclear_fuel
Tool used to cut through wood or other materials
M42) should be used. Tungsten carbide Normally, there are two ways to use tungsten carbide to make saw blades: Carbide-tipped saw blades The saw blade's
Saw
Thickened and hardened area of skin
containing salicylic acid, sanded down with a pumice stone or silicon carbide sandpaper or filed down with a callus shaver, or pared down by a professional
Callus
Type of lawsuit
class-action litigation (as understood in the American sense) against Union Carbide due to procedural rules that would make such litigation impossible to conclude
Class_action
British-designed composite tank armour
produced or researched ceramics for such type of armour include boron carbide, silicon carbide, aluminium oxide (sapphire or "alumina"), aluminium nitride, titanium
Chobham_armour
Rimless, centerfire, bottlenecked rifle cartridge
"armor-piercing):151-grain (9.8 g) 7.62×51mm NATO armor-piercing cartridge, tungsten carbide core, cupronickel-coated steel jacket. In service with the German military
7.62×51mm_NATO
Composite material consisting of ceramic fibers in a ceramic matrix
associated with the conventional technical ceramics like alumina, silicon carbide, aluminum nitride, silicon nitride or zirconia – they fracture easily under
Ceramic_matrix_composite
Elements with atomic numbers 57-70
Poettgen, Rainer.; Jeitschko, Wolfgang. (1991). "Scandium carbide, Sc3C4, a carbide with C3 units derived from propadiene". Inorganic Chemistry. 30
Lanthanide
Austenitic nickel-chromium superalloys
niobium-rich Laves or niobium carbide particles can form at grain boundaries. Such transformations consume matrix niobium and lead to over-aging, which decreases
Inconel
Service rifle cartridge
Piercing): 5.56×45mm 4.0 g (62 gr) armor piercing cartridge with tungsten carbide core, produced by Metallwerk Elisenhütte GmbH. Patrone, 5.56×45mm, DM38
5.56×45mm_NATO
Chinese automobile manufacturer
rotational speed, the platform integrates a new generation of silicon carbide (SiC) power semiconductors with a voltage rating of up to 1500 V. The SiC
BYD_Auto
Chemical element with atomic number 6 (C)
at high temperatures to form metallic carbides, such as the iron carbide cementite in steel and tungsten carbide, widely used as an abrasive and for making
Carbon
Mixture or metallic solid solution composed of two or more elements
precipitate out of solution, nucleating into a more concentrated form of iron carbide (Fe3C) in the spaces between the pure iron crystals. The steel then becomes
Alloy
Nuclear weapon component
tamper. The first nuclear weapons used heavy natural uranium or tungsten carbide tampers, but a heavy tamper necessitates a larger high-explosive implosion
Tamper_(nuclear_weapon)
Island in Ottawa, Canada
The Wilson Carbide Mill, a four storey stone building named for Thomas Willson, the inventor of the process to produce calcium carbide and acetylene
Victoria Island (Ottawa River)
Victoria_Island_(Ottawa_River)
Material with the ability to reflect neutrons; used to control fission reactions
reflection. Neutron reflectors include graphite, beryllium, steel, tungsten carbide, and gold. A neutron reflector can make an otherwise subcritical mass of
Neutron_reflector
Heavy machine gun and anti-material rifle cartridge
27 oz) and is 51 mm (2.0 in) long with a 38.7 g (1.37 oz) core of tungsten carbide with 1.8 g (0.063 oz) of incendiary material in the tip. The overall round
14.5_×_114_mm
Japanese semiconductor manufacturer
and Altium. In 2025, Renesas discontinued development of its own silicon carbide (SiC) power semiconductors and identified gallium nitride (GaN) as an area
Renesas_Electronics
High-strength glass, made of silica and boron trioxide
B6H10 B6H12 B10H14 B18H22 [B12H12]2- Boron oxides and sulfides BO B2O3 B2S3 B6O Carbides B4C Organoboron compounds (BH2Me)2 BMe3 BEt3 Ac4(BO3)2 COBH3
Borosilicate_glass
American novelist
UN, Kurtzman was involved as a negotiator between India and the Union Carbide Corporation over the Bhopal disaster. With the Indian environmentalist
Joel_Kurtzman
American architectural and engineering firm
York City, 1961 Veterans Memorial Coliseum, Portland, Oregon, 1960 Union Carbide Building, New York City, 1954 500 Park Avenue (Pepsi-Cola Corporation World
SOM_(architectural_firm)
Indian multinational conglomerate
At the time of the Bhopal Disaster he was managing director of Union Carbide India Ltd. (In 2010 he was charged and indicted for causing death due to
Mahindra_Group
critical mass . When assembled inside its tamper/reflector of tungsten carbide, the 64 kg (141 lb) was more than twice critical mass. Before the detonation
Nuclear_weapon_design
Defunct research facility of the United States Army
improved compositions of tungsten carbide as well as plastic discarding carriers for launching the tungsten carbide penetrators. In one comparison test
Materials Technology Laboratory
Materials_Technology_Laboratory
Swedish cutting tools manufacturer
machining analysis. 1942: The company began as a production unit for cemented carbide tools in Sandviken, Sweden, when Wilhelm Haglund is assigned the job as
Sandvik_Coromant
Material of moderate electrical conductivity
groups 14 and 16, and between different group-14 elements, e.g. silicon carbide. Certain ternary compounds, oxides, and alloys. Organic semiconductors
Semiconductor
Crystallographic system where the unit cell is in the shape of a cube
Bayarjargal, Lkhamsuren (2011). "Synthesis of Binary Transition Metal Nitrides, Carbides and Borides from the Elements in the Laser-Heated Diamond Anvil Cell and
Cubic_crystal_system
Alloy of iron and carbon
cooling is increased the carbon will have less time to migrate to form carbide at the grain boundaries but will have increasingly large amounts of pearlite
Steel
Projectiles' behavior after reaching their targets
to density, and are normally sub-caliber projectiles made from tungsten carbide, tungsten hard alloy, or depleted uranium fired in a light aluminum or
Terminal_ballistics
1971 Indian film
The backdrops for the film included the Orient Fan Factory, the Union Carbide office, and the Calcutta Swimming Club, all in Kolkata. Some scenes were
Seemabaddha
Protective clothing; armor worn on the body
boron suboxide, alumina, and silicon carbide, which are used for varying reasons from protecting from tungsten carbide penetrators, to improved weight to
Body_armor
Environmental disaster
carrying 640 containers, including hazardous materials such as calcium carbide and sulphur, alongside the diesel and furnace oil. All 24 crew members
2025_Kerala_oil_spill
aluminium sulfide 1302–81–4 Al2Se3 aluminium selenide 1302–82–5 Al4C3 aluminum carbide 1299–86–1 Al6O13Si2 aluminum silicate 1302–93–8 AmCl3 americium(III) chloride
List of CAS numbers by chemical compound
List_of_CAS_numbers_by_chemical_compound
Solid-state electrically operated switch also used as an amplifier
monocrystalline form. The compounds gallium arsenide (1966) and silicon carbide (1997). The alloy silicon–germanium (1989) The allotrope of carbon graphene
Transistor
Brand of polyethylene plastic sheeting
Visking was the largest producer of polyethylene film in the U.S., Union Carbide acquired Visking in 1956. An antitrust ruling forced the sale of the polyethylene
Visqueen
Canadian physicist and chemist (1910–1946)
a criticality experiment when he accidentally dropped a heavy tungsten carbide brick onto a 6.2-kilogram (14 lb) plutonium–gallium alloy bomb core, later
Louis_Slotin
Type of ammunition
tungsten, or tungsten carbide penetrator encased within a copper or cupronickel jacket, similar to the jacket which would surround lead in a conventional
Armor-piercing_bullet
Lamellar structure of ferrite and cementite
forming above the eutectoid point can be calculated from the iron/iron—carbide equilibrium phase diagram using the lever rule. Steels with pearlitic (eutectoid
Pearlite
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