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  • 00:37, 7 May 2009 (hist) (diff) N Epoxy(Created page with ''''Epoxy''' is two-part materials mixed immediately before use to constitute a paint with outstanding corrosion restance offering a tough and stable finish.')
  • 00:36, 7 May 2009 (hist) (diff) N Enamel(Created page with ''''Enamel''' is a hard vitreous material baked on the surface of metal, porcelain, or brick. A form of paint that dries with a hard, glossy surface. An '''enamel paint''' may be ...')
  • 00:34, 7 May 2009 (hist) (diff) N Escutcheon(Created page with ''''Escutcheon''' is a perforated plate around n opening, such as a keyhole plate or the plate to which a door knob is attached.') (top)
  • 00:33, 7 May 2009 (hist) (diff) N Erosion(Created page with ''''Erosion''' is the uncontrolled detachment and removal of soil particles by the action of water, wind or gravity.') (top)
  • 00:32, 7 May 2009 (hist) (diff) N Equivalent leakage area(Created page with ''''Equivalent leakage area''' is an estimate of the total area of all the unintentinal openings in a building envelope, generally expressed in square centimetres or square in...')
  • 00:31, 7 May 2009 (hist) (diff) N Equilibrium moisture content(Created page with ''''Equilibrium moisture content''' is the moisture content at which wood neither gains nor loses moisture to the air around it when the air is at a constant relative humidity.')
  • 00:30, 7 May 2009 (hist) (diff) N Environmental hypersensitivity(Created page with ''''Environmental hypersensitivity''' is a condition in which a person may suffer allergy-like reactions to substances in the air of a building.') (top)
  • 00:29, 7 May 2009 (hist) (diff) N Ensuite(Created page with ''''ensuite''' a private room attached to another room, e.g an ensuite bathroom attached to a bedroom.') (top)
  • 00:28, 7 May 2009 (hist) (diff) N English bond(Created page with ''''English bond''' is the form of masonry bond in which each course is alternately composed entirely of headers or of stretchers.') (top)
  • 00:27, 7 May 2009 (hist) (diff) N Energy retrofit(Created page with ''''Energy retrofit''' is a process through which the energy consumption of an existing building or home is reduced. Properly execusted retrofits consider building as a sustem...')
  • 00:25, 7 May 2009 (hist) (diff) N End thrust(Created page with ''''End thrust''' is a pressure exerted in the direction of the ends of structural member, such as a girder, beam, truss, or rafter.')
  • 00:24, 7 May 2009 (hist) (diff) N End matched(Created page with ''''End matched''' is a lumber with tonued-and-grooved ends.')
  • 00:23, 7 May 2009 (hist) (diff) N End grain(Created page with 'End grain is the face of a pice of lumber which is exposed when the fibres are cut transversely.') (top)
  • 00:23, 7 May 2009 (hist) (diff) N Enclosed(Created page with ''''Enclosed''' is a stairway enclosed by and separated from hallways and living units by means of walls or partitions and made accessible to such hallways or living units by eans...') (top)
  • 00:21, 7 May 2009 (hist) (diff) N Elevator(Created page with ''''Elevator''' is a lifting device in which a platform can be moved up or down a shaft, either by hoists from above or a hydraulic cylinder below.') (top)
  • 00:20, 7 May 2009 (hist) (diff) N Elevation(Created page with ''''Elevation''' is the vertical distance between a point and a reference point.') (top)
  • 00:19, 7 May 2009 (hist) (diff) N Electromagnetic radiation(Created page with ''''Electromagnetic radiation''' is radiation produced by the electromagnetic field generated artificially by electric currents and naturally by the earth.') (top)
  • 00:18, 7 May 2009 (hist) (diff) N Electrode filter(Created page with ''''Electrode filter''' is a device which uses two electrodes to control bacteria in water. A mild eletrical current is passed between two bars of different metals to kill micro-o...') (top)
  • 00:16, 7 May 2009 (hist) (diff) N Electrical outlet and lighting gaskets(Created page with ''''Electrical outlet and lighting gaskets''' is a foam gaskets designed to fit behind the cover plates of electrical receptacles, switches and lignting mounts, reducing air leaka...') (top)
  • 00:14, 7 May 2009 (hist) (diff) N Watt(Created page with ''''Watt''' is a unit of measurement of electric power; the energy expended per seconde by an electric current of on ampere flowing through a conductor the ends of whch are mainta...') (top)
  • 00:13, 7 May 2009 (hist) (diff) N Voltage(Created page with ''''Voltage''' is a measure of electric pressure between any two sires of an electric circuit.') (top)
  • 00:12, 7 May 2009 (hist) (diff) N Volt(Created page with ''''volt''' is a unit of electromotive force or potetial difference; equal to the electromagnetic field that causes a current of on ampere to flow through a conductor with a resis...') (top)
  • 00:10, 7 May 2009 (hist) (diff) N Transformer(Created page with 'A '''transformer''' is a device for changing the voltage characteristics of a current supply.') (top)
  • 00:09, 7 May 2009 (hist) (diff) N Time delay fuse(Created page with ''''Time delay fuse''' is an overcurrent device which allows a large surge current for a short period of time but will pen if current demand is over its predetermined smaller rati...') (top)
  • 00:07, 7 May 2009 (hist) (diff) N Three-way switch(Created page with ''''Three-way switch''' is a switch deisgned to operate in conjunction with a similar siwtch to control one outlet or light fixture from either of two points. Commonly used at...') (top)
  • 00:05, 7 May 2009 (hist) (diff) N Switch(Created page with 'A '''switch''' is a device for making, breaking or changing connections in a circuit.') (top)
  • 00:04, 7 May 2009 (hist) (diff) N Stress strap(Created page with ''''Stress strap''' is a clamp that holds an electrical cable frmly to an applance to prevent any chance of the connector being pulled out under stress.') (top)
  • 00:03, 7 May 2009 (hist) (diff) N Special purpose outlet(Created page with ''''Special purpose outlet''' is an outlet ised for purposes other than ordinary lighting and power, usually fused separately. Most commonly used for rangers or clothes dryers.') (top)
  • 00:02, 7 May 2009 (hist) (diff) N Short circuit(Created page with ''''Short circuit''' is an accidental connection of two sides of a circuit through which nearly all the current will flow. Also called short.') (top)
  • 00:01, 7 May 2009 (hist) (diff) N Service mast(Created page with ''''Service mast''' is a conduit extension used to raise the service head to a height adequate to assure prper clearance for overhead service lines.') (top)
  • 00:00, 7 May 2009 (hist) (diff) N Service lines(Created page with ''''Service lines''' are the incoming power lines to the distribution box.') (top)
  • 23:59, 6 May 2009 (hist) (diff) N Service head(Created page with ''''Service head''' is a weatherproof device through which the service lines enter the service mast or conduit.') (top)
  • 23:59, 6 May 2009 (hist) (diff) N Service box(Created page with 'A '''service box''' is an assembly consisting of a metal box or cabinet taht can be locked or sealed, containing either fuses or circuit breaker.')
  • 23:57, 6 May 2009 (hist) (diff) N Safety switch(Created page with 'A '''safety switch''' is a fused interrupter which will cut off all electricity to a major appliance.')
  • 23:56, 6 May 2009 (hist) (diff) N Receptacle(Created page with ''''Receptacle''' is a contact device installed at the outlet into which electric cords can be plugged.') (top)
  • 23:55, 6 May 2009 (hist) (diff) N Radio outlet(Created page with ''''Radio outlet''' is an outlet with an aerial and ground for the use of a radio connected to it. Radio outlets are no longer in use.') (top)
  • 23:54, 6 May 2009 (hist) (diff) N Power circuit(Created page with ''''Power circuit''' is a circuit transmitting electric energy to a motor or to a heating unit too large to be served by an ordinary circuit.') (top)
  • 23:53, 6 May 2009 (hist) (diff) N Power(Created page with ''''Power''' is the amount of energy expended or produced in a given time; measured in watts.') (top)
  • 23:52, 6 May 2009 (hist) (diff) N Panel schedule(Created page with ''''Panel schedule''' is a diagram of the arrangement of fuses or breakers, identifying each circuit; usually found on the door to the panel where the circuit breaker or fuse ...')
  • 23:51, 6 May 2009 (hist) (diff) N Panelboard(Created page with ''''Panelboard''' is a centre for controlling a number of circuits by means of fuses or circuit breakers, usually contained in a metal cabinet. Switches are somtimes added to cont...') (top)
  • 23:49, 6 May 2009 (hist) (diff) N Overloarding(Created page with 'The surcharge of a circuit beyond the capacity of its conductors.') (top)
  • 23:49, 6 May 2009 (hist) (diff) N Overload device(Created page with 'An '''ouverload device''' is any device affording protection from excess current, but not necessarily short circuit protection, and capable of automatically opening an electric c...') (top)
  • 23:47, 6 May 2009 (hist) (diff) N Outlet(Created page with 'An '''outlet''' is a devie on the wiring system at which current is taken to supply fixtures or appliances.') (top)
  • 23:46, 6 May 2009 (hist) (diff) N Ohm(Created page with ''''Ohm''' is a unit of electrical resistance defined as the resistance between two ponts of a conductor when a constant allplication of one volt produces a current of one ampere.')
  • 23:44, 6 May 2009 (hist) (diff) N Neutral block(Created page with 'Neutral block is a metallic book of wire connectors located within the distribution box which serves as a trasition between the service entrance neutral wire and the white return...') (top)
  • 23:42, 6 May 2009 (hist) (diff) N Meter socket(Created page with ''''Meter socket''' is the socket that contains the eletrcial connections on both sides of the metere and into which the meter is installed.') (top)
  • 23:41, 6 May 2009 (hist) (diff) N Meter(Created page with 'A '''meter''' is a device used for recording consumpton of electricity.') (top)
  • 23:41, 6 May 2009 (hist) (diff) N Main switch(Created page with 'The '''main switch''' is a two-people switch capable of cutting off all the electricity in a system. It isinstalled between the meter and distribution box, or ahead of the meter.') (top)
  • 23:39, 6 May 2009 (hist) (diff) N Low melting point fuse(Created page with 'A '''low melting point fuse''' is a fuse designed to blow, de to heat buid-up, in addition to excesive surrent flowing. Therefore, these fuses can trip when less than their rated...') (top)
  • 22:37, 5 May 2009 (hist) (diff) N Load miser(Created page with 'A '''load miser''' is an overload device that allows two demand loads on one set of fuse; usually used where he service is not of adequate size to supply two large applicances si...')

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