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An internal combustion engine (ICE or IC engine) is a heat engine in which the combustion of a fuel occurs with an oxidizer (usually air) in a combustion...

A vacuum tube, electron tube, valve (British usage), or tube (North America), is a device that controls electric current flow in a high vacuum between...

The kukri (English: /ˈkʊkri/) or khukuri (Nepali: खुकुरी, pronounced [kʰukuri]) is a type of short sword with a distinct recurve in its blade that originated...

A flush toilet (also known as a flushing toilet, water closet (WC); see also toilet names) is a toilet that disposes of human waste (principally urine...

Antivirus software (abbreviated to AV software), also known as anti-malware, is a computer program used to prevent, detect, and remove malware. Antivirus...

The IP code or ingress protection code indicates how well a device is protected against water and dust. It is defined by the International Electrotechnical...

A hotspot is a physical location where people can obtain Internet access, typically using Wi-Fi technology, via a wireless local-area network (WLAN) using...

A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater (sewage) flows for basic sewage treatment...

Oracle VM VirtualBox (formerly Sun VirtualBox, Sun xVM VirtualBox and InnoTek VirtualBox) is a hosted hypervisor for x86 virtualization developed by Oracle...

Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline (petrol), diesel fuel, fuel oil, biodiesel blends...

FileMaker is a cross-platform relational database application developed by Claris International, a subsidiary of Apple Inc. It integrates a database engine...

The Mars Polar Lander, also known as the Mars Surveyor '98 Lander, was a 290-kilogram robotic spacecraft lander launched by NASA on January 3, 1999, to...

Enhanced oil recovery (abbreviated EOR), also called tertiary recovery, is the extraction of crude oil from an oil field that cannot be extracted otherwise...

The International Practical Shooting Confederation (IPSC) is the world's largest shooting sport association, and the largest and oldest within practical...

IBM PC DOS (commonly called The IBM Personal Computer DOS and IBM DOS), an acronym for IBM Personal Computer Disk Operating System, is a discontinued disk...

A domain name registrar is a company that manages the reservation of Internet domain names. A domain name registrar must be accredited by a generic top-level...

In electrical engineering, a protective relay is a relay device designed to trip a circuit breaker when a fault is detected.: 4  The first protective relays...

Plastic welding is welding for semi-finished plastic materials, and is described in ISO 472 as a process of uniting softened surfaces of materials, generally...

A fitting or adapter is used in pipe systems to connect sections of pipe (designated by nominal size, with greater tolerances of variance) or tube (designated...

Power system protection is a branch of electrical power engineering that deals with the protection of electrical power systems from faults[citation needed]...