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As our industry changes we are constantly encountering new terms and concepts. We add them here to help you stay current on industry lingo.
If you encounter a new term that does not appear here, please Contact Us so that we can research and add it.
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Groupings of labs that share common equipment and interaction spaces between disciplines....
| | 4.21.06
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Defines the set of laboratory procedures to be used for analyzing a set of samples collected from a superfund protocol site.
...
| | 9.21.06
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Uniform direction movement of air.
Laminar air flow is generally associated with fume hoods or biological
safety enclosures that utilize this characteristic to capture and carry
away airborne particles....
| | 10.13.04
|
A man-made light source. Also bulb or tube....
| | 1.22.04
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See Local Area Network....
| | 7.20.01
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See Laboratory Analytical Protocol. ...
| | 11.29.06
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The process of imprinting patterns onto silicon using quartz moulds. The components on a microchip are made by carving patterns into layers of doped and undoped silicon.
...
| | 1.29.04
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Energy due to position. Latent energy is stored energy which can be used to do work, most commonly in the form of water vapor.
...
| | 1.29.04
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First Law: energy can be converted from one form to another, but it can neither be created nor destroyed. Second Law: any system that converts energy from one form to another is less than 100 percent efficient; with each conversion, some amount of energy ...
| | 3.21.07
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A standard measure of toxicity or "median-level concentration" that tells how much of a substance is needed to kill half of a group of experimental organisms in a given time....
| | 11.29.06
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See Life Cycle Costing.
...
| | 7.22.03
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Local Computer User Room....
| | 7.20.01
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See Light Emitting Diode....
| | 1.22.04
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Leadership in Energy and Environmental Design. A comprehensive rating system in the areas of sustainable design, construction, technologies or practices leading to possible certification by the US Green Building Council....
| | 9.21.06
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An application in which a company or organization has already invested considerable time and money. Typically, legacy applications are database management systems (DBMSs) running on mainframes or minicomputers. An important feature of new software product...
| | 9.27.04
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See Lower Explosive Limit. ...
| | 7.20.01
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A glass or plastic shield that covers the
bottom, and sometimes sides, of a luminary. Lenses can also be designed
to control the direction and brightness of the light as it comes out of
the luminary....
| | 7.20.01
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See Local Exhaust Ventilation...
| | 7.22.03
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A method for purchasing control of a company through loans based on the company's own assets, rather than on some other collateral. This new debt, when combined with normal levels of business debt, can create cash flow problems that may force companies to...
| | 4.25.07
|
The comparison of alternative
projects or design solutions on the basis of total costs over a
comparable time period. In this analysis, total costs are the sum of
initial costs, operating, maintenance and replacement costs, less
salvage value....
| | 1.11.05
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Fire-rated speakers that are a part of a building's emergency system and that are used to make announcements to evacuate the building in the event of an emergency....
| | 7.14.06
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A small light bulb that does not have a filament and therefore will not burn out, and does not get hot. They are illuminated by the movement of electrons in a semiconductor....
| | 1.22.04
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A multiplier which is applied to account for the conditions which reduce light output over time. These include temperature and voltage variations, lamp aging and dirt build-up on lamp, luminary and room surfaces. In common practice, light loss factors are...
| | 4.2.08
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This high magnification light microscope (1000x) can be used to map samples for further analysis, and can acquire images digitally for archival. Manufactured by Nikon.
...
| | 8.7.03
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Light Wand. A device used on microcomputers and terminals that locates a point on the CRT screen. The computer senses the position of the pen whenever it touches the screen. The light pen is often used for "drawing" on the screen or for selectin...
| | 12.28.07
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A tube with a prism inside that conveys light from exterior locations to remote interior or subterranean locations in a building where workers may be psychologically deprived of the relief and comfort of natural light....
| | 9.4.07
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A horizontal reflection surface located either on the outside or the inside of an exterior window of a building. A light shelf reflects daylight deep into a building as a source of ambient lighting for interior work places. Designs for daylit interior are...
| | 8.25.06
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In laboratories, this refers to doors sealed so tightly that no light can penetrate.
...
| | 1.9.06
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In animal care facilities, a device (manually or computer controlled) that turns animal room lights on and off at preset times.
...
| | 7.22.03
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A picture processor or CODEC which takes full-motion video information and reduces it to a series of video snapshots to be transmitted at a low data rate between sites. Does not include CODECs which convey full-motion video. See also CODEC, CODEC Ban...
| | 7.6.05
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A machine that creates high-energy radiation to treat cancer, using electricity to form a stream of fast-moving subatomic particles. Also called mega-voltage (MeV) linear accelerator or a linac.
...
| | 6.9.05
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A communications channel which ties together
only two sites. A network is made up of many links. ...
| | 7.20.01
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A process in which a chemical mixture carried by a liquid is separated into components as a result of differential distribution of the solutes as they flow around or over a stationary liquid or solid phase. LC is now used to separate both organic molecule...
| | 10.3.03
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When late completion of a project will result in financial losses to the owner that would be difficult to determine exactly, an agreement is reached between the owner and the contractor to have the contractor pay the owner a pre-agreed amount as liquidate...
| | 12.29.06
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A skylighted central court or atrium designed to provide daylight to interior offices. The word was coined by Lockheed Missiles & Space Company to emphasize the utilitarian aspects of a Sunnyvale, Calif., office building built around a 60' x 300' five...
| | 10.6.06
|
Printing from a flat surface with a design area that is ink-receptive. The area that is not to print is ink-repellent. The process is based on the principle that an oil-based design surface will attract oily ink.
...
| | 1.29.04
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The weight support necessary for equipment during normal usage (i.e., vibration, shock, etc.) vs. static load (i.e., at rest).
...
| | 1.29.04
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A lighting control strategy for selectively reducing the output of lighting fixtures on temporary basis as a means to reduce peak demand charges....
| | 10.26.07
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A wall that supports itself and the floor structure above it....
| | 9.21.01
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The connection of
communication and data devices within an office, building or plant site.
There are three basic network configurations: (1) the bus network_a
central cable with spur connections to each piece of equipment, (2) the
ring network_a loop of c...
| | 7.20.01
|
An exhaust system in laboratories where the exhaust ducts at the ceiling are located every few feet. Small, portable hoods or exhausted workstations can then be hooked up wherever they are located within the lab. Unused exhausts are capped off. Care must ...
| | 7.22.03
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A microprocessor that receives data from sensors and responds to instructions contained in a software program run by the applications processor....
| | 8.17.05
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A form of containment control where contaminants are "captured" at the source of generation. Examples of "capture hoods" are canopy hoods, slot hoods and laboratory chemical fume hoods, which completely enclose the source of the contam...
| | 11.8.06
|
Refers to the structural
design of buildings in which the unsupported length of horizontal beams
(between columns) is greater than 50 feet. The unsupported span may be
up to 200 feet long, but typical long-span structures feature
unsupported beam leng...
| | 7.6.05
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An insurance term for net losses divided by net premiums....
| | 3.28.08
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In lighting applications, a series of baffles arranged in a geometric pattern used to shield a lamp from view at certain angles, to avoid glare from the bare lamp....
| | 12.28.07
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Low Emissivity Coating. One of the
new generation of high-performance glazing coatings for windows designed
to improve thermal performance....
| | 11.10.05
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The concentration of a compound in air below which the mixture will not catch on fire....
| | 8.23.06
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Leaking Underground Fuel Tank. See also Leaking Underground Storage Tank (LUST)....
| | 8.21.01
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Basic unit of luminous flux, or total visible energy emitted by a source per unit time through a unit-solid angle (steradian)....
| | 3.24.08
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A complete lighting unit consisting of a lamp (or lamps), together with a housing, the optical components to distribute the light from the lamps, and the electrical components (ballasts, starters, etc.) necessary to operate the lamps....
| | 1.30.08
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A complete lighting fixture including one
or more lamps and a means for connection to a power source. Many
luminaries also include one or more ballasts and elements to position
and protect lamps and distribute their light....
| | 7.20.01
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Leaking Underground Storage Tank. Also
referred to as LUFT (Leaking Underground Fuel Tank)....
| | 7.20.01
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See Illuminance....
| | 7.27.01
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A process that involves that rapid freezing of a preparation to a very low temperature, followed by rapid dehydration—without thawing—under a high vacuum. The water sublimes, i.e., passes directly from liquid to vapor from the preparation. Als...
| | 8.10.05
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The space in which the lyophilization process occurs. It is designed to withstand the extremes in both temperature and pressure that lyophilization requires. For pharmaceutical preparations, chambers are typically fabricated of stainless steel and are mad...
| | 1.16.07
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