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in the black* *in the black *in the black*

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Wagner Fineness

(Concrete Engineering) The fineness of materials such as portland cement expressed as total surface area in centimeters per gram as determined by the Wagner turbidimeter apparatus and procedure.

B Elevation

(english) The bottom level of the boiler firebox where two oil guns are located. The oil guns are used if the boiler needs extra steam while on oil fire.

Boron (chemical symbol B)

(english) Element N. 5 of the periodic system. Atomic weight 10.82. It is gray in color, ignites at about 1112 (degrees) F. and burns with a brilliant green flame, but its melting point in a non-oxidizing atmosphere is about 4000 (degrees) F. Boron is used in steel in minute quantities for one purpose only- to increase the hardenability as in case hardening and to increase strength and hardness penetration.

Security

(Software Engineering) the ability of software to operate in a manner that is secure from internal or external attack

Adsorption

(Environmental Engineering) A surface phenomena in which a solute (soluble material) concentrates or collects at a surface (the adsorbent).

Deflection:

(english) This word usually carries the same meaning as displacement, although it is sometimes used in place of deformation.

Banding

(english) Inhomogeneous distribution of alloying elements or phases aligned in filaments or plates parallel to the direction of working.

Dump

(Environmental Engineering) An illegal and uncontrolled area where wastes have been placed on or in the ground. See Landfill.

BALL VALVE

(english) A valve that may be used to divert the flow of fluid in a passage. Most normally configured in a two-way pattern that is either open or closed.

Absorbed Moisture

(Concrete Engineering) Moisture which is mechanically held in a material. In aggregates, that water which is not available to become part of the mixing water is designated "absorbed" water.

Body-Centered

(english) Having the equivalent lattice points at the corners of the unit cell, and at its center; sometimes called centered, or space-centered.

Landfilling

(Environmental Engineering) The placement of wastes into the land under controlled conditions to minimize their migration or effect on the surrounding environment.

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