Industry, POT-SET
Industry, a group of productive enterprises or organizations that produce or supply goods, services, or sources of income. In economics, industries are customarily classified as primary, secondary, and tertiary; secondary industries are further classified as heavy and light.
Industry Encyclopedia Articles By Title
potassium
potassium (K), chemical element of Group 1 (Ia) of the periodic table, the alkali metal group, indispensable for......
Poultry processing
Poultry processing, preparation of meat from various types of fowl for consumption by humans. Poultry is a major......
powder metallurgy
powder metallurgy, fabrication of metal objects from a powder rather than casting from molten metal or forging......
power steering
power steering, system to aid the steering of an automobile by use of a hydraulic device (driven from the engine)......
Pozzolana
Pozzolana, hydraulic cement perfected by the Romans and still used in some countries, traditionally made by grinding......
Precast concrete
Precast concrete, Concrete cast into structural members under factory conditions and then brought to the building......
pressed glass
pressed glass, glassware produced by mechanically pressing molten glass into a plain or engraved mold by means......
Prestressed concrete
Prestressed concrete, Concrete reinforced by either pretensioning or posttensioning, allowing it to carry a greater......
print revolution in India
Few forces have shaped modern India as profoundly as the printed word. The print revolution in India reshaped the......
printing
printing, traditionally, a technique for applying under pressure a certain quantity of coloring agent onto a specified......
- Introduction
- Gutenberg, Moveable Type, Incunabula
- Gutenberg, Moveable Type, Revolution
- Gutenberg, Printing Press, Revolution
- Koenigs Press, 19th Century, Mechanical
- Typecasting, Compositors, 1880s
- Digital, Offset, Lithography
- Photocomposition, Typesetting, Digitalization
- Serigraphy, Collotype, Renaissance
- Digital, Offset, Lithography
- Mechanical Composition, Slugcasting, Typesetters
- Typesetting, Casting, Aligned
- Digital Typesetting, Fonts, Layout
- Phototypesetting, Typesetting, Technology
- Phototypesetting, Typesetting, Technology
- Electronic Phototypesetters
- Film Mounting, Composition, Publishing
- Cylinder Presses
- Preparing, Stereotypes, Plates
- Letterpress, Typesetting, Inks
- Offset, Lithography, Digital
- Offset Plate, Photographic, Processes
- Serigraphy, Screen, Artwork
- Inks, Processes, Types
printing press
printing press, machine by which text and images are transferred from movable type to paper or other media by means......
private military company
private military company (PMC), independent corporation that offers military services to national governments,......
Prodi, Romano
Romano Prodi is an Italian politician who was twice prime minister of Italy (1996–98; 2006–08) and who served as......
production system
production system, any of the methods used in industry to create goods and services from various resources. All......
proofreading
proofreading, reading and marking corrections on a proof (the copy of a text that is submitted for correction)......
prospecting
prospecting, search for economically exploitable mineral deposits. Until the 20th century prospecting involved......
Protein
Protein, highly complex substance that is present in all living organisms. Proteins are of great nutritional value......
- Introduction
- Amino Acids, Structure, Function
- Amino Acids, Physicochem.
- Alpha Helix, Beta Sheet, Coil
- Isolation, Determination, Structure
- Structure, Folding, Conformation
- Hydration, Structure, Function
- Electrophoresis, Separation, Structure
- Spectroscopy, Structure, Function
- Denaturation, Structure, Function
- Interfaces, Conformation, Structure
- Structure, Function, Amino Acids
- Keratin, Structure, Function
- Muscle, Structure, Function
- Blood Serum, Structure, Function
- Plant Sources, Structure, Function
- Nucleic Acids, Structure, Function
- Hormones, Structure, Function
- Immunoglobulins, Antibodies, Immunity
- Enzymes, Structure, Function
- Enzymes, Metabolism, Catalysis
- Structure, Function, Metabolism
- Cofactors, Enzymes, Amino Acids
- Active Site, Structure, Function
- Enzymes, Specificity, Structure
- Enzymes, Action, Mechanism
- Enzymes, Inhibition, Regulation
psilomelane
psilomelane, Barium and manganese hydrous oxide, BaMnMn8O16(OH)4, an important ore mineral of manganese. What was......
puddling process
puddling process, Method of converting pig iron into wrought iron by subjecting it to heat and frequent stirring......
pump
pump, a device that expends energy in order to raise, transport, or compress fluids. The earliest pumps were devices......
punch press
punch press, machine that changes the size or shape of a piece of material, usually sheet metal, by applying pressure......
putty
putty, cementing material made of whiting (finely powdered calcium carbonate) and boiled linseed oil. It is beaten......
PVC
PVC, a synthetic resin made from the polymerization of vinyl chloride. Second only to polyethylene among the plastics......
pyrargyrite
pyrargyrite, a sulfosalt mineral, a silver antimony sulfide (Ag3SbS3), that is an important source of silver, sometimes......
Pyrex
Pyrex, (trademark), a type of glass and glassware that is resistant to heat, chemicals, and electricity. It is......
pyrobitumen
pyrobitumen, natural, solid hydrocarbon substance, distinguishable from bitumen (q.v.) by being infusible and insoluble.......
pyrolusite
pyrolusite, common manganese mineral, manganese dioxide (MnO2), that constitutes an important ore. Always formed......
pyrometallurgy
pyrometallurgy, extraction and purification of metals by processes involving the application of heat. The most......
pyromorphite
pyromorphite, a phosphate mineral, lead chloride phosphate, [Pb5(PO4)3Cl], that is a minor ore of lead. It occurs......
quenching
quenching, rapid cooling, as by immersion in oil or water, of a metal object from the high temperature at which......
Quern
Quern, ancient device used for dehusking and grinding grains. The basic unit of a quern consists of two stones......
Quoin
Quoin, in Western architecture, both the external angle or corner of a building and, more often, one of the stones......
radial engine
radial engine, Type of internal-combustion engine used mainly in small airplanes, in which the cylinders (ranging......
radio-frequency heating
radio-frequency heating, process of heating materials through the application of radio waves of high frequency—i.e.,......
radium
radium (Ra), radioactive chemical element, the heaviest of the alkaline-earth metals of Group 2 (IIa) of the periodic......
Ramazzini, Bernardino
Bernardino Ramazzini was an Italian physician, considered a founder of occupational medicine. A professor of medicine......
ramjet
ramjet, air-breathing jet engine that operates with no major moving parts. It relies on the craft’s forward motion......
rammed earth
rammed earth, building material made by compacting certain soils, used by many civilizations. The most durable......
Rankine cycle
Rankine cycle, in heat engines, ideal cyclical sequence of changes of pressure and temperature of a fluid, such......
rapier loom
rapier loom, a shuttleless weaving loom in which the filling yarn is carried through the shed of warp yarns to......
rare-earth element
rare-earth element, any member of the group of chemical elements consisting of three elements in Group 3 (scandium......
rayon
rayon, artificial textile material composed of regenerated and purified cellulose derived from plant sources. Developed......
RDX
RDX, powerful explosive, discovered by Georg Friedrich Henning of Germany and patented in 1898 but not used until......
reactive dye
reactive dye, any of a class of highly coloured organic substances, primarily used for tinting textiles, that attach......
realgar
realgar, an important ore of arsenic, a red or orange mineral containing both arsenic and sulfur. Typically it......
reamer
reamer, rotary cutting tool of cylindrical or conical shape used for enlarging and finishing to accurate dimensions......
recycling
recycling, recovery and reprocessing of waste materials for use in new products. The basic phases in recycling......
reforming
reforming, in chemistry, processing technique by which the molecular structure of a hydrocarbon is rearranged to......
refractory
refractory, any material that has an unusually high melting point and that maintains its structural properties......
refrigeration
refrigeration, the process of removing heat from an enclosed space or from a substance for the purpose of lowering......
Reinforced concrete
Reinforced concrete, concrete in which steel is embedded in such a manner that the two materials act together in......
replacement deposit
replacement deposit, in geology, mineral deposit formed by chemical processes that dissolve a rock and deposit......
resin
resin, any natural or synthetic organic compound consisting of a noncrystalline or viscous liquid substance. Natural......
Resist printing
Resist printing, any of various methods of colouring cloth in a pattern by pretreating designed areas to resist......
reticella
reticella, (Italian: “little net”), Renaissance fabric, akin to lace, with an open, gridlike pattern. The grid......
Reticulated work
Reticulated work, type of facing used on ancient Roman concrete or mortared rubblework walls. It appeared during......
retting
retting, process employing the action of bacteria and moisture on plants to dissolve or rot away much of the cellular......
reverberatory furnace
reverberatory furnace, in copper, tin, and nickel production, a furnace used for smelting or refining in which......
Reynolds, Albert
Albert Reynolds was the taoiseach (prime minister) of Ireland (February 1992–December 1994). Reynolds was educated......
rhodium
rhodium (Rh), chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic......
rhodochrosite
rhodochrosite, mineral, composed of manganese carbonate (MnCO3), that is a source of manganese for the ferromanganese......
Ridley, Henry Nicholas
Henry Nicholas Ridley was an English botanist who was largely responsible for establishing the rubber industry......
rivet
rivet, headed pin or bolt used as a permanent fastening in metalwork; for several decades it was indispensable......
roller printing
roller printing, method of applying a coloured pattern to cloth, invented by Thomas Bell of Scotland in 1783. A......
rolling
rolling, in technology, the principal method of forming molten metals, glass, or other substances into shapes that......
Romain du Roi
Romain du Roi, (French: King’s Roman), in printing, a roman typeface developed in France at the express order of......
roman
roman, in printing, one of the three major typefaces in the history of Western typography (the others being italic......
romanechite
romanechite, barium and manganese oxide [(Ba, H2O)2(Mn4+, Mn3+)5O10], an important ore mineral of manganese. A......
rope
rope, assemblage of fibres, filaments, or wires compacted by twisting or braiding (plaiting) into a long, flexible......
rosin
rosin, translucent, brittle, friable resin used for varnish and in manufacturing many products. It becomes sticky......
rotary engine
rotary engine, internal-combustion engine in which the combustion chambers and cylinders rotate with the driven......
rotary press
rotary press, printing press that prints on paper passing between a supporting cylinder and a cylinder containing......
Rothschild family
Rothschild family, the most famous of all European banking dynasties, which for some 200 years had considerable......
router
router, portable electric power tool used in carpentry and furniture making that consists of an electric motor,......
rubber
rubber, elastic substance obtained from the exudations of certain tropical plants (natural rubber) or derived from......
rubble masonry
rubble masonry, the use of undressed, rough stone, generally in the construction of walls. Dry-stone random rubble......
Russell, John Scott
John Scott Russell was a British civil engineer best known for researches in ship design. He designed the first......
rustication
rustication, in architecture, type of decorative masonry achieved by cutting back the edges of stones to a plane......
ruthenium
ruthenium (Ru), chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic......
Ruways, Al-
Al-Ruways, site of a giant industrial complex in Abū Ẓaby emirate, United Arab Emirates. It lies along the Persian......
safety glass
safety glass, type of glass that, when struck, bulges or breaks into tiny, relatively harmless fragments rather......
saffron
saffron, (Crocus sativus), golden-colored pungent stigmas (pollen-receiving structures) of the autumn crocus (Crocus......
sail
sail, an extent of fabric (such as canvas) by means of which wind is used to propel a ship through water. The first......
Saint Fergus
Saint Fergus, village and gas pipeline terminal, in the council area and historic county of Aberdeenshire, on the......
sander
sander, portable power tool used for smoothing, polishing, or cleaning a surface, as of wood, plastic, or metal.......
sans serif
sans serif, in printing, a style of roman letter stripped of its serif—i.e., such embellishments as the vertical......
sapropel
sapropel, unconsolidated sedimentary deposit rich in bituminous substances. It is distinguished from peat in being......
sapropelic coal
sapropelic coal, hydrogen-rich coal, including cannel coal and boghead coal (see torbanite), derived from sapropels......
satin
satin, any fabric constructed by the satin weave method, one of the three basic textile weaves. The fabric is characterized......
Scaffold
Scaffold, in building construction, temporary platform used to elevate and support workers and materials during......
scheelite
scheelite, calcium tungstate mineral, CaWO4, that is an important ore of tungsten. It acquired commercial value......
Schindler, Oskar
Oskar Schindler was a German industrialist who, aided by his wife and staff, sheltered approximately 1,100 Jews......
Schneider, Eugène
Eugène Schneider was one of the great industrialists of the 19th century and a prominent figure in French politics.......
scrap metal
scrap metal, used metals that are an important source of industrial metals and alloys, particularly in the production......
screwdriver
screwdriver, tool, usually hand-operated, for turning screws with slotted heads. For screws with one straight diametral......
seismic survey
seismic survey, method of investigating subterranean structure, particularly as related to exploration for petroleum,......
seizing
seizing, means of fastening together two spars, two ropes, or two parts of the same rope by means of a third rope.......
serge
serge, (from Latin serica, “silk”), fabric much-used for military uniforms, made in an even-sided twill weave and......
service industry
service industry, an industry in that part of the economy that creates services rather than tangible objects. Economists......
Setouchi
Setouchi, industrial region, southern Japan. Setouchi includes the southern portion of Chūgoku chihō (region) on......