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 Facilities Glossary

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.


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Terms Beginning with 'G'

Ganged Exhaust Systems

Multiple exhaust points connected together. Frequently used in reference to multiple hoods connected to a common exhaust duct which in turn is connected to a single exhaust system....
 6.22.05



Gas Chromatography/Mass Spectrometry (GC/MS)

A laboratory technique used for trace organic analysis. A connector that interfaces two or more dissimilar communications networks and provides a common protocol, thus permitting accurate communications between networks. ...
 4.13.06



Gauss

A unit of magnetic induction, equal to 1 Maxwell per square centimeter. Higher gauss measurements mean more power can be induced to flow in an alternator. Gauss readings can be increased by putting steel behind magnets, stacking magnets, or using larger o...
 6.1.06



Gauss Moat

A protective design solution to contain fringe magnetic fields around MRI equipment....
 8.27.07



GC/MS

See Gas Chromatography/Mass Spectrometry. ...
 4.13.06



Gene

The smallest portion of a chromosome that contains the hereditary information for the production of a protein....
 8.27.07



Gene Machine

A computerized device for synthesizing genes by combining nucleotides in the proper order....
 1.16.07



Gene Mapping

Determination of the relative locations of genes on a chromosome....
 7.26.06



Gene Splicing

The technique of inserting new genetic information in a plasmid. The same as recombinant DNA....
 8.10.05



Genetic Engineering

A process of inserting new genetic information into existing cells in order to modify any organism for the purpose of changing one of its characteristics....
 7.21.05



Genome

The entire complement of genetic material in a chromosome set. The entire genetic complement of a prokaryote, virus, mitochondrion or chloroplast or the haploid nuclear genetic complement of a eukaryotic species. ...
 7.26.06



Genome Project

Research and technology-development effort aimed at mapping and sequencing the genome of human beings and certain model organisms....
 7.26.06



Gentrification

Middle- and upper-class restoration of deteriorating urban property, especially in working-class neighborhoods....
 4.25.07



Geographic Information System (GIS)

Tools used to gather, transform, manipulate, analyze, and produce information related to the surface of the Earth. This data may exist as maps, 3D virtual models, tables, and/or lists. GIS plays an important role in many organizations. For instance, polic...
 5.13.03



Germicide

A chemical substance that kills all pathogenic microorganisms....
 7.24.01



Gflops

A unit of measure of the speed of a computer expressed as billions (giga) of floating-point operations per second....
 8.27.07



GFRC

See Glass Fiber Reinforced Concrete. ...
 7.20.01



Ghost Corridor

Circulation space within a lab, i.e. an open walkway that is not separated from the labs by a wall, but is defined by the arrangement of the benches or by colored tile. ...
 3.4.05



Giga (G)

Prefix indicating one billion (i.e one gigabyte is one billion computer bytes). Contrast with nano....
 7.24.01



Gigaton

One billion metric tons, or a thousand megatons, the yearly CO2 emissions of 1,000 (500 megawatt) coal fired power plants. ...
 2.3.05



GIS

See Geographic Information System ...
 8.8.03



Glare

A discomforting or disabling condition which occurs when a high-brightness source contrasts with a low-brightness background, making it difficult for eyes to adjust. High brightness alone does not cause glare....
 1.22.07



Glass Fiber Reinforced Concrete (GFRC)

Concrete-based structural materials used in applications such as curtain walls that are manufactured in a modeling process where fiberglass is blown in as the concrete is poured. A labor-intensive process, the material is considerably more expensive than ...
 8.27.07



Glassware Washer

Science requires the use of a great deal of glassware, e.g., beakers. This glassware must be washed and sterilized in a manner that removes all contaminents and leaves no residual washing chemicals. The washing machines are usually stainless steel cabinet...
 7.7.03



Glove Box

A sealed enclosure in which all handling of items inside the box is carried out through long rubber or neoprene gloves sealed to the ports of walls in the enclosure. The operator places his hands and forearms in the gloves from the room side of the box so...
 2.13.06



GLP

See Good Laboratory Practice....
 7.22.03



Glutaraldehyde

A chemical used to kill living organisms, e.g. in a dunk tank for the sterilization of tools....
 12.12.03



GMPC

See Guaranteed Maximum Price Construction....
 7.20.01



Gnotobiotic

Referring to organisms, i.e., animals, that have a known microflora and microfauna. Gnotobiotic animals may require special, high-technology housing....
 2.27.06



Golden Parachute

A contractual clause in an employment agreement giving a large severance bonus to a top corporate manager should he or she be fired. Fears of hostile corporate takeovers have seen an increase in these agreements....
 8.27.07



Good Laboratory Practice (GLP)

Code of Federal Regulations(CFR), Title 21, Chapter 1, Part 58-Good Laboratory Practice for Nonclinical Laboratory Studies. Required laboratory (including animal facility) procedures (practices) for the conduction of nonclinical (not on people)laboratory ...
 4.22.03



Good Manufacturing Practices (GMP)

Also shown as Current Manufacturing Practices (cGMP). A set of federally regulated standards governing the methods to be used in, and the facilities or controls to be used for, the manufacture, processing, packing, or holding of a drug to assure that such...
 7.23.04



Gown Room

An anteroom contiguous to a biological research suite. It is used by research personnel for donning protective clothing prior to entering an area where pathological substances are present or to protect the product in the area from contaminants brought in ...
 5.4.07



Gowning

In precision processing environments, refers to the procedures for entering and exiting clean or sterile areas. These procedures typically involve disrobing, "gowning-up" with protective and sterile clothing--masks, cloaks, gloves, hoods and foot covering...
 5.31.07



Graphite Furnace Atomic Absorption (GFAA)

The most sensitive laboratory technique used for trace element analysis....
 8.27.07



Gravel Stop

A flanged device, frequently metallic, designed to prevent loose aggregate from washing off the roof and to provide a continuous finished edge for the roofing....
 9.14.05



Greenfield Site

An undeveloped site with no previous construction. The term was originally used to describe rural sites....
 8.27.07



Greenhouse Effect

Heat buildup caused by a glazing material's transmission of solar radiation (shortwave) into an enclosure where the long-wave radiation becomes trapped....
 8.27.07



Greenmail

Payment by a company to buy back its own common stock at a premium price from a select group of shareholders (such as a "raider") to fight off a hostile takeover attempt. Such payments reduce shareholder equity and may result in increased debt for the com...
 7.20.01



Gross Square Feet

All of the floor space inside a building measured from the outside surfaces of exterior walls. See also Net Square Feet....
 7.25.01



Grossing Factor

A number that is used to estimate the gross square footage of a building once the program space or assignable space is known. The number ranges from 1.3 for office buildings to as high as 2.0 to 2.5 for cleanrooms and research buildings....
 6.3.05



Ground

The side of an electric circuit connected to the earth....
 1.22.04



Ground Plane

Any conducting surface that functions by limiting the nature of the electromagnetic field at its surface. ...
 2.12.04



Grounded Conductor

A circuit conductor that is grounded....
 1.22.04



Groundwater

Water in an underground saturated zone....
 11.5.07



Group Address

Designated group or team workspace for a specified period of time. See also Alternative Office, Free Address, and Hoteling....
 8.22.07



Group or Rollabout Video Conferencing Systems

Systems that can be transported from one conference room to another. Contrast with Custom- or Site-Built Video Conferencing Room Systems and Desktop Video Conferencing Systems....
 7.27.01



Group Relamping

A process of replacing all lamps in a lighting installation after a period of time equal to 50 to 80 percent of the rated lamp life. Individual lamps that burn out prior to their lamping time are either ignored or replaced with lamps saved from the pr...
 11.7.05



Group Technology

An organizational scheme for manufacturing and processing operations in which purchased items and fabricated parts are classified and numerically coded to reflect similar attributes such as geometric shapes, dimensions, tolerances and raw material composi...
 7.21.04



Guaranteed Maximum Price Construction (GMPC)

Sometimes referred to as Contractor "CM" because the CM at some point during the design modifies his agreement with the owner to specify a guaranteed maximum price for the cost of construction. Under GMPC, the CM is postured in a dual role of co...
 3.5.07



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