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Term Definition
Net Working Capital. Current assets less current liabilities.  
Net Worth. The difference between total assets and total liabilities.  
Net, Safety, see Safety Net.  
Net, Tennis. see Tennis Net.  
Neutral Arbitrator. An arbitrator not controlled by or biased in favor of any party; also called a Neutral.  
Neutral Axis. The line on a member cross-section on which the bending moment is zero.  
Neutral Conductor. The neutral conductor is a grounded conductor; the insulation on a neutral conductor is colored white or a natural gray.  
Neutral Flame. A gas flame wherein the portion of oxygen and the welding gas used is neither oxidizing nor rcing.  
Neutral. 1. Without color; achromatic. 2. Being neither acid nor alkaline. 3. Not electrically live. 4. Neutral Arbitrator.  
Neutralizer. substance used to counteract acids in refrigeration system.  
Neutron. That part of an atom core which has no electrical potential; electrically neutral.  
New England Method. see Pick and Dip.  
Newel. 1. The principal post of the foot of a staircase. 2. The central support of a winding flight of stairs.  
Newton. An SI unit of force that is of such size that under its influence a body whose mass is one kilogram would experience an acceleration of one meter per second per second.  
NFIP. National Flood Insurance Program.  
NFMA. National Fan Manufacturers Association.  
NFoPA. Now known as AFPA.  
NFPA. National Fire Protection Association.  
NGA. National Glass Association.  
NGR Stain. see Non-Grain-Raising Stain.  
NHPMA. The Northern Hardwood and Pine Manufacturers Association.  
NIBS. National Institute of Building Sciences.  
NIC. Not in Contract.  
Niche. Either a curved or square recess in a wall, dependent on the architecture and the use for which it is intended; used for housing statues, vases, telephones, or door chimes.  
Nickel Silver. A silver-white alloy of copper, zinc, and nickel.  
Nickel Steel. A steel alloy containing nickel as its principal alloying element.  
Nickel. A malleable ductile silver-white metallic element, used in special steels, magnetic alloys, and as a catalyst.  
Night Depository. An opening in an exterior wall of a structure or building that allows goods or materials to be delivered to a business after it has closed.  
NIMBY. Not In My Back Yard, said in opposition to proposals to establish desirable developments, such as schools or hospitals, too close to ones own property.  
Nineteen-Inch Selvage. A prepared roofing sheet with a 17 inch granule-surfaced exposure and a nongranule-surfaced 19 inch selvage edge; this material is also called a Split Sheet, SIS or as Wide-Selvage Asphalt Roll Roofing Surfaced with Mineral Granules.  

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