Air compressor

Air compressor is any device used to compress air. A common type works on the same principle as a... More >>

Atomizer

Atomizer, AT uh my zuhr, is a device used to break a liquid into a fine spray. One simple type of... More >>

Barbed wire

Barbed wire is steel wire with thornlike barbs at frequent intervals. It can be made of one wire... More >>

Bearing

Bearing is a part of a machine that supports or guides a moving part. Bearings hold weight, turn... More >>

Bellows

Bellows is a device that produces wind by sucking air through one or more valves and then pumping... More >>

Bolt

Bolt is a type of fastener formed of a metal rod that has an enlarged head at one end and a screw... More >>

Brake

Brake is a device that slows or stops a moving object. Most brakes have a part called a brake pad... More >>

Carbon-monoxide detector

Carbon-monoxide detector, also called a CO detector, is a device designed to monitor levels of... More >>

Chain

Chain is a flexible length of links or rings joined together. The links of a chain are usually... More >>

Conveyor belt

Conveyor belt is a device that conveys (carries) large quantities of material from place to... More >>

Digital music player

Digital music player is an electronic device used to store music as digital (numeric) code and... More >>

Digital technology

Digital technology includes all types of electronic equipment and applications that use... More >>

Filter

Filter is a device that removes unwanted quantities from the flow of liquids or gases, or from... More >>

Gear

Gear is a mechanical device that transfers rotating or back-and-forth motion and power from one... More >>

Internet appliance

Internet appliance, also called net appliance or Web appliance, is an inexpensive computer... More >>