The K factor, a term used to denote the rate of heat transmission through a material ( B.t.u./sq. ft. of material/hr./*0F./in. of thickness ) ranges from 0.24 to 0.28 for flexible urethane foams and from 0.12 to 0.16 for rigid urethane foams, depending upon the formulation, density, cell size, and nature of blowing agents used.

Publishers want books that will sell, recording studios want discs that will not seem strange to ears used to hillbilly and jazz music, grade and high schools want quaint, but moral, material.

As for the materials they used, the WD-2's mask is fabricated with a highly elastic material called Septom, with bits of steel wool mixed in for added strength.

Argon constitutes 0. 934 % by volume and 1. 28 % by mass of the Earth's atmosphere, and air is the primary raw material used by industry to produce purified argon products.

Christie also used material from her fictional creation, spinster Caroline Sheppard, who appeared in The Murder of Roger Ackroyd.

It is a clear flammable liquid that boils at 78. 4 ° C, which is used as an industrial solvent, car fuel, and raw material in the chemical industry.

It is a clear liquid resembling ethanol in smell and properties, with a slightly lower boiling point ( 64. 7 ° C ), and is used mainly as a solvent, fuel, and raw material.

Archaeological cultural units such as Ancestral Pueblo, Hohokam, Patayan or Mogollon are used by archaeologists to define material culture similarities and differences that may identify prehistoric socio-cultural units, equivalent to modern societies or peoples.

Similarly, the silver used in jewelry and the aluminium used as a structural building material are also alloys.

On the 2007 deluxe edition release, it is revealed that parts of this tape were used for the 1976 Griffith Park Planetarium launch of the original album, the 1987 remix, and various radio spots, all of which were included as bonus material.

" The use of a drill to create an " ampulla " of sorts and prevent the propagation of cracks through an important material is also used to protect airplane surfaces.

One technique used to reach very low temperatures ( thousandths and even millionths of a degree above absolute zero ) is adiabatic demagnetisation, where the change in magnetic field on a magnetic material is used to provide adiabatic cooling.

Sometimes, Roman numerals are still used for enumeration of lists ( as an alternative to alphabetical enumeration ), for sequential volumes, to differentiate monarchs or family members with the same first names, and ( in lower case ) to number pages in prefatory material in books.

The more general term, used for any crystalline material, is polymorphism.

Several scholars have argued that Acts used material from both of Josephus ' works, rather than the other way around, which would indicate that Acts was written around the year 100 or later.

Separation processes are used to decrease the complexity of material mixtures.

The atom probe is a microscope used in material science that was invented in 1967 by Erwin Wilhelm Müller, J.

The samples used in atom probe are usually a metallic or semi-conducting material, with the needle geometry produced by electropolishing, or focused ion beam methods.

Applications such as ion implantation may be used to identify the distribution of dopants inside a semi-conducting material, which is increasingly critical in the correct design of modern nanometre scale electronics.

Designs of bridges vary depending on the function of the bridge, the nature of the terrain where the bridge is constructed, the material used to make it and the funds available to build it.

Players often find that sweat becomes a problem ; in this case, a drying agent may be applied to the grip or hands, sweatbands may be used, the player may choose another grip material or change his grip more frequently.

Frank Stenton describes this omission as " a scholar's dislike of the indefinite "; traditional material that could not be dated or used for the Bede's didactic purposes had no interest for him.

These deerskins were the raw material for the manufacture of leather, and were the only articles which the tribes of this district had to exchange for European goods.

The thermosetting phenolic resin was at one point considered for the manufacture of coins, due to a shortage of traditional material ; in 1943, Bakelite and other non-metal materials were tested for usage for the one cent coin in the US before the Mint settled on zinc-coated steel.

The term Stone Age implies the inability to smelt any ore, the term Bronze Age implies the inability to smelt iron ore and the term Iron Age implies the ability to manufacture artifacts in any of the three types of hard material.

It is also used as a lubricant and a pigment, as a molding material in glass manufacture, in electrodes for dry batteries and in electroplating and electroforming, in brushes for electric motors and as a neutron moderator in nuclear reactors.

Carbonates are widely used in industry, e. g. in iron smelting, as a raw material for Portland cement and lime manufacture, in the composition of ceramic glazes, and more.

Key criteria are the composition of the clay and the temper used in the manufacture of the article under study: temper is a material added to the clay during the initial production stage, and it is used to aid the subsequent drying process.

The German army was to be limited to 100, 000 officers and men ; the general staff was to be dissolved ; vast quantities of war material were to be handed over and the manufacture of munitions rigidly curtailed.

* It is the raw material for the manufacture of quicklime ( calcium oxide ), slaked lime ( calcium hydroxide ), cement and mortar.

The greater amount of material in a long gun tends to make it more expensive to manufacture, other factors being equal.

Mitochondria have their own genetic material, and the machinery to manufacture their own RNAs and proteins ( see: protein biosynthesis ).

The manufacture of a perfect crystal of a material is currently physically impossible.

This property is exploited in modified drywall for home building material: a certain type ( with the right melting point ) of wax is infused in the drywall during manufacture so that, when installed, it melts during the day, absorbing heat, and solidifies again at night, releasing the heat.

Mercati posed the question to himself, why would anyone prefer to manufacture artifacts of stone rather than of metal, a superior material?

Linters are traditionally used in the manufacture of paper and as a raw material in the manufacture of cellulose.

Flint was used for the manufacture of flint tools during the Stone Age as it splits into thin, sharp splinters called flakes or blades ( depending on the shape ) when struck by another hard object ( such as a hammerstone made of another material ).

Piezoelectric ( also called Piezo ) inkjet allows a wider variety of inks than thermal inkjet as there is no requirement for a volatile component, and no issue with kogation ( buildup of ink residue ), but the print heads are more expensive to manufacture due to the use of piezoelectric material ( usually PZT, lead zirconium titanate ).

Coca leaf is the raw material for the manufacture of the drug cocaine, a powerful stimulant and anaesthetic extracted chemically from large quantities of coca leaves.

As Japan embarked on full-scale war in China in 1937, it expanded Taiwan's industrial capacity to manufacture war material.

Finding denim a more suitable material for work-pants, they began using it to manufacture their riveted pants.

These materials were a breakthrough in sail technology as they provided the raw material in the manufacture of low-stretch, low-weight and long-life sail cloths.

Interestingly, a careful analysis of the materials used to manufacture many " daily " disposable lenses show that they are often manufactured from the same material as the longer life disposables ( 4-week replacement for example ), from the same company.

The French motor industry before the war believed that aluminium would become cheaper, and become the standard material for car manufacture.

Most of the raw material used at the plant came from South America, and many of the finished products were used in the manufacture of Florsheim Shoes.