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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 'B'

B/NBC

See Basic/National Building Code. ...
 4.14.05



Background Noise

The total noise floor from all sources of interference in a measurement system, independent of the presence of a data signal. ...
 10.20.04



BACM

See Best Available Control Measures. ...
 4.14.05



BACnet

A data communuications protocol for Building Automation and Control Networks. Developed and maintained by ASHRAE, it is an American national standard, a European pre-standard, and on track to becoming a global standard....
 9.21.01



Bacteriostatic

A substance that inhibits or prevents the growth of bacteria. Some finish materials must be bacteriostatic....
 7.24.01



Bacterium

A large, single-celled microorganism found in air, soil, water, and living in the bodies of other organisms. ...
 9.13.04



Bag In, Bag Out

A method of introducing and removing items from a contaminated enclosure that prevents the spread of contamination or opening of the contaminated space to the atmosphere through the use of plastic bagging material....
 4.14.05



Baghouse Filter

Large fabric bag, usually made of glass fibers, used to eliminate intermediate and large (greater than 20 microns in diameter) particles. This device operates like the bag of an electric vacuum cleaner, passing the air and smaller particles while entr...
 4.14.05



Balanced Score Card

A business performance measurement system developed by Robert S. Kaplan and David P. Norton that analyzes organizational success by reviewing the combination of financial, customer, internal business process, and employee learning and growth perspectives....
 1.29.04



Ballast

A device that modifies incoming voltage and controls current to provide the electrical conditions necessary to start and operate electric discharge lamps....
 4.14.05



Ballast Factor

The ratio of the lumen output of a lamp operated by a commercial ballast with respect to the lumen output of the same lamp operated on a reference circuit. ...
 4.14.05



Ballroom

The term ballroom in laboratory planning refers to a large, clear area of universal space that provides for the maximum flexibility in the placement of equipment or furniture systems. See also Dance Floor. ...
 7.22.03



Balun

A device that is used to interconnect dissimilar cable types....
 4.14.05



Bandwidth

In terms of a single frequency, the range between the lowest and highest frequencies used to transmit a signal from one site to another. Bandwidth is a measure of an analog signal and is measured in Hertz (Hz). The broader the bandwidth, the better the qu...
 9.21.01



Banquette

A bench-like upholstered seat used in restaurant booths and facility dining areas....
 4.14.05



Barrier Housing

Housing for research animals that protects them from outside contamination through both procedure and facility design. In contrast, containment housing protects the outside environment from contaminants within the animal housing facility....
 1.9.06



BAS

Building Automation System...
 2.21.03



Base Isolation

A structural design of a building in which the building's major support columns are separated from the foundation or piers by flexible couplings. The design changes the resonant frequency of the building/foundation system and isolates the building fro...
 4.14.05



Baseband

A communications channel in which signal transmission takes place without modulation. Also used to describe conductors with a bandwidth capability of less than 300 kHz. See also Broadband....
 4.14.05



Basic Services

The services provided by an architect during the five phases of a project: 1) schematic design, 2) design development, 3) construction documents, 4) negotiation, and 5) contract administration....
 1.22.04



Basic/National Building Code (B/NBC)

The B/NBC and the Standard Building Code (SBC) are the model building codes predominately adopted and used in the eastern half of the United States....
 4.14.05



Basis Points

The annual interest rates on financial instruments. Defined as the fraction of one percent per annum expressed in hundredths. For example, 35 basis points means 0.35 percent. Two hundred basis points means 2 percent....
 4.14.05



Bay Spacing

The spacing between the structural elements of a building....
 4.14.05



Beam Spread

The vertical and horizontal displacement of a beam of light in degrees, bounded by the angle at which 10 percent of maximum candlepower occurs. (Maximum candlepower is the highest intensity in the beam.)...
 4.14.05



Bench Coat

A thick paper with a terry cloth-like nap and plastic coating on one side used to cover lab countertops. The bench coat absorbs spills and provides an abrasive surface to reduce the movement of countertop instruments during an earthquake....
 4.14.05



Bench Module

A standard sized (relative to the project) laboratory module....
 1.22.04



Benchmarking

The continuous process of measuring a company's performance, products, services or practices against world-class companies and adapting that information to produce superior performance within your own organization. Benchmarking concentrates more on pro...
 3.8.04



Berm

A continuous bank of earth....
 4.14.05



Best Available Control Measures (BACM)

A term used to refer to the most effective measures (according to EPA guidance) for controlling small or dispersed particulates from sources such as roadway dust, soot and ash....
 3.25.05



Bimetal

Beverage containers with steel bodies and aluminum tops; must be processed for recycling differently than pure aluminum....
 4.14.05



Bio-Accumulate

The tendency of certain elements or compounds to accumulate or build up in the tissues of living organisms. Bio-accumulation is a health concern, particularly with respect to elements such as heavy metals....
 4.14.05



Biodegradable

Capable of decomposing under natural conditions....
 4.14.05



Biofabrication

The manufacture or production of living organisms. ...
 5.17.04



Biohazard

Per the California Building Code (CBC), labs used for educational purposes in a "B" occupancy that contain hazardous materials shall be separated from each other and other portions of the building by one hour construction. Typically in most buildings...
 7.20.05



Bioinformatics

The application of computer technology to the management of biological information. Specifically, it is the science of developing computer databases and algorithms to facilitate and expedite biological research, particularly in genomics. ...
 1.24.05



Biological Containment

The control of a microorganism to prevent it from surviving or from causing illness, usually by physically controlling its surroundings or changing the structure of the microorganism. ...
 9.13.04



Biologicals

Vaccines, cultures and other preparations made from living organisms and their products, intended for use in diagnosing, immunizing, or treating humans or animals, or in related research....
 4.14.05



Biometrics

A biological characteristic that can be measured or identified as belonging to a partarticular individual; e.g. a fingerprint. Biometrics are being used increasingly in the security industry....
 7.22.03



Biomolecular

Pertaining to large, complex molecules, such as proteins, nucleic acids, lipids, and carbohydrates, that are produced only by living organisms. Biological molecules are often referred to as macromolecules or biopolymers. ...
 1.29.04



Biophilia

The biophilia hypothesis suggests that there is an instinctive bond between humans beings and other living systems. Edward O. Wilson introduced and popularized the hypothesis in his book entitled Biophilia....
 12.19.07



Bioprocess

A process in which living cells or the components of living cells are used to produce an end product....
 4.14.05



Bioremediation

The treatment of pollutants or waste (as in an oil spill, contaminated groundwater, or industrial process) by the use of microorganisms (as bacteria) that break down the undesirable substances. See also phytoremediation and transpiration. ...
 3.7.05



Biosafety Cabinet

A special exhaust hood with an enclosed work surface used for biological testing and experiments. Biosafety cabinets protect experiments from contaminants in the surrounding room, and they protect workers from hazardous materials being used in the cab...
 4.14.05



Biosafety Levels

Designations for laboratory types based on NIH guidelines. Each designation specifies laboratory practices, control of access, containment and special laboratory design. Also known as BSL 1-4. BSL1: With respect to facilities design, a BSL1 lab has no pa...
 3.3.03



Biosecurity

The protection of living organisms (people, animals, plants, etc.) from pathogenic agents. Used in the context of infectious diseases in livestock; e.g. foot and mouth; or with terrorism....
 11.17.03



Biosensor

A device which translates biological variables such as electric potentials, movement, chemical concentrations, etc. into electrical signals. ...
 1.24.05



Biosorption

Passive process in which metal ions bind to a substance in the microbial cell surface; a low-cost, effective treatment for cleaning up heavy-metal waste. ...
 4.14.05



Biotechnology

Industrial Biotechnology Association defines biotechnology as "The development of products by a biological process." Production may be carried out by using intact organisms, such as yeasts or bacteria, or by using natural substances from organisms. Se...
 4.14.05



Biotechnology Facilities

Many biotech firms contact the FDA when their facilities are in the design stage even though the FDA does not require a pre-construction review. If the company desires, FDA personnel will "walk through" proposed floor plans and systems. The FDA will gener...
 4.14.05



Bitumen

In roofing, a class of amorphous, black or dark-colored (solid, semisolid or viscous) cementitious substances, natural or manufactured, that are composed principally of high molecular weight hydrocarbons and are soluble in carbon disulfide. Bitumens ar...
 4.14.05



Bituminous Coating

A water emulsion or solvent cutback of asphalt or coal-tar pitch used as a low-cost waterproofing agent in corrosive environments....
 4.14.05



Blast Cleaning

Removal of surface imperfections by means of the high-velocity impact of substances such as sand, ice chips, pellets or other abrasive particles, usually propelled by compressed air....
 4.14.05



Blower Door and Duct Tester

A blower door is a calibrated fan (or blower) in a portable expanding frame, typically installed in an exterior door opening. Blower doors are used to determine the leakiness of a building envelope. A blower door measures the total air flow rate through a...
 1.10.05



BOCA Code

A code of building and construction standards published by the Building Officials and Code Administrators International Inc....
 4.14.05



BOMA

Building Owners and Managers Association. ...
 4.14.05



Borrowed Light

A framed glass opening (sidelight) in an interior wall that is not attached to a door. In facilities that have enclosed offices along the perimeter, borrowed light brings daylight from the exterior of a building into interior work areas....
 4.14.05



Bottlewasher

In the animal care industry, animals are often provided with water by the use of water bottles. A bottlewasher is a large, stainless steel machine that washes these bottles, and their stoppers and sipper tubes. Outfitted with a washing chemical(acid and...
 2.21.03



Bottom-Up Design

The designing of an area (or building) by determining the type of work planned to be performed in that location. Move out in scope to the equipment needed to perform the work, the number of people to be accommodated, the size of area needed to house the ...
 7.14.03



Bottoms-up Fabrication

Nanoscale fabrication in which structures are built from their atomic and molecular constituents by self-organization. The self-organization can be driven by thermodynamic forces or be the result of kinetic processes. ...
 9.13.04



Brachytherapy

A procedure in which radioactive material sealed in needles, seeds, wires, or catheters is placed directly into or near a tumor. Also called internal radiation, implant radiation, or interstitial radiation therapy. ...
 6.9.05



Brady Unit

A self-contained workstation incorporating a hood, HEPA filter and connections for suction and supply lines. The unit can be moved into place and connected in a modular fashion to create a localized clean or sterile work place for cleanroom or wet-pro...
 4.14.05



BRI

See Building-Related Illness....
 2.21.03



Bridge

An electronic device used to mix the signals from three or more locations for audio or audiographic teleconferencing. See also Dial-In/Dial-Out Bridge, Meet-Me Bridge, Operator-Assisted Bridge, and Telephone Conference Bridge....
 7.27.01



Bridging Services

Telecommunications companies that sell bridge time to customers to link multiple locations for teleconferences....
 4.14.05



Brightness

As applied to lighting applications, brightness is the intensity of the sensation which results from viewing a surface or space which directs light into the eyes....
 4.14.05



British Thermal Unit (Btu)

The quantity of heat required to raise the temperature of one pound of water by one degree Fahrenheit....
 4.14.05



Broadband

A communications channel with a bandwidth of more than 300 kHz. An example is a television signal modulated at 4.5 mHz. When broadband conductors are used to transmit data, the density of information can be increased by dividing a single channel into a...
 4.14.05



Brownfield

An old, heavy-industry site that is environmentally cleaned up and re-built/renovated to accomodate modern facilities....
 2.21.03



BSE

Bovine Spongiform Encephalopathy (BSE), a cattle disease that causes the brain to waste away. It takes about 4-7 years for cattle to show symptoms of the disease after being exposed to it, but once symptoms become visible the cattle die within weeks. One ...
 8.30.07



BSL-3Ag

The USDA’s designation for large animal containment space where the room envelope is the primary containment barrier. ...
 7.19.04



BSL-3E

A renovated, classified space within an existing clinical GMP environment (BSL-2 minimum) that conforms to BSL-3 level protection, utilizing proper containment procedures for the disposition of both supply and exhaust air, as well as spill containment cap...
 6.2.05



BSL1-BSL 4

See Biosafety Levels. ...
 4.14.05



Buffer Corridor

A corridor between the interior space and the exterior wall. It protects the interior space from the outside environment. Additionally, this corridor buffers the difference in air pressures surrounding the interior space allowing for better contamina...
 9.12.03



Build

Referring to built-up roofs, the thickness of a single application of coating materials. ...
 4.14.05



Building Automation System

The computerized system used to operate facility operations equipment. Is also used to schedule maintenance, maintain equipment logs, and to log and bill for maintenance services. There are an ever-increasing number of services these software systems pr...
 2.21.03



Building Certifier

An independent person hired by the owner to confirm that a completed project actually does what it is supposed to do. These private certifiers usually work through the design and documentation process with the designers, advising and guiding towards an ap...
 9.28.05



Building Cooling Load

The amount of heat that must be removed hourly from a building to maintain comfort (measured in Btu)....
 4.14.05



Building Envelope

See Thermal Envelope....
 9.21.01



Building Footprint

The ground mass and shape of the area under a building....
 4.14.05



Building Information Modeling

Building Information Modeling (BIM) is a methodology that uses intelligent 3-D modeling linked specifications, schedules, estimating, and contracts to view building design and documentation. Having access to up-to-date information in a coordinated ma...
 9.19.05



Building-Related Illness

An identifiable disease or illness that can be traced to a specific pollutant or source in a building. See also Sick Building Syndrome....
 4.14.05



Built-Up Roof

A roof surfacing that employs a covering membrane that is "built up" with layers of asphalt or tar-coated sheets (felts) that are overcoated (mopped) with asphalt or coal tar. Stone aggregate is commonly used as a protective top surface. The number of...
 4.14.05



Bulletin Board System

Or BBS. On a computer network, a system for entering and retrieving public-interest messages, organized by topic. Readers log-in and have the option of reading only those messages that interest them. Readers can post findings, statements and queries f...
 4.14.05



BUR Membranes

Built-Up Roofing, used in roofing systems that employ asphalt or coal-tar-coated sheets (felts) that are layered on the roof over coats (moppings) of asphalt or coal tar. Usually surfaced with aggregate. Number of felts, or piles, is variable. On an u...
 4.14.05



Burp Tank

A tank located in the discharge piping from a reactor's rupture disk or relief valve that provides a reservoir for materials released due to an excessive reaction. Material collected in the burp tank can be disposed of appropriately....
 4.14.05



Bus Network

A network in which each computer system is attached, in sequence, along a data communications line. A bus network does not form a closed loop, which differentiates it from a ring network. See also Local Area Networks....
 4.14.05



Business Continuity

A management program that identifies potential threats to the functioning of an organization and provides a response that will ensure the continued operation of the business entity under adverse conditions. Includes the identification of such adverse cond...
 1.23.04



Business Incubator

An entity designed to nurture business ideas or new technologies to the point that they become attractive to venture capitalists. An incubator typically provides physical space and some or all of the services—legal, managerial, technical—neede...
 5.15.06



Bypass

The attempt by large corporations or users with multiple locations to erect their own telecommunications networks so they can bypass the local telephone operating companies. The companies thus become their own carriers for local access, local transpor...
 4.14.05



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