PMMA
Short for polymethylmethacrylate, or more correctly Poly(methyl methacrylate), PMMA is a clear plastic acrylic material that can be used as a replacement for glass. PMMA is commonly used in places where shatter-proof glass or windows are required, such as the puck barriers found in hockey rinks. PMMA is also used in signs, lenses, paints and it is also the core material used in plastic optical fiber.
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- Portable Music Player (PMP)
Acronym for Portable Music Player. PMP describes any digital portable music player which allows users to download or save digital music files (in MP3 format) from their computer to play on their PMP. Some examples of a PMP would be the iPod, iRiver, Rio Karma, and the NOMAD to name a few.
- PMPO
Acronym for peak momentary power output. This term refers to the maximum power output achieved for a speaker system under perfect conditions. PMPO is a controversy term, as many feel it is used as a marketing ploy, since the perfect conditions on which PMPO are based are next to impossible to achieve in a home […]
- PNG
Short for Portable Network Graphics, and pronounced ping, a new bit-mapped graphics format similar to GIF. In fact, PNG was approved as a standard by the World Wide Web consortium to replace GIF because GIF uses a patented data compression algorithm called LZW. In contrast, PNG is completely patent- and license-free. The most recent versions […]
- demarcation point
Also called point of demarcation (POD), demarc extension, or demarc, it is the physical point at which the public network of a telecommunications company (i.e., a phone or cable company) ends and the private network of a customer begins – this is usually where the cable physically enters a building. For example, if your business […]
- POJI
Short for plain old java interface. It is used to enforce the idea of developing an API against interfaces instead of implementations.