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2. Sample-rate conversion - Wikipedia

   en.wikipedia.org/wiki/Sample-rate_conversion

   To convert a 24 frame/sec movie to 60 field/sec television, for example, alternate movie frames are shown 2 and 3 times, respectively. For 50 Hz systems such as PAL each frame is shown twice. Since 50 is not exactly 2×24, the movie will run 50/48 = 4% faster, and the audio pitch will be 4% higher, an effect known as PAL speed-up .

3. Dolby Digital - Wikipedia

   en.wikipedia.org/wiki/Dolby_Digital

   Dolby Digital audio is used on DVD-Video and other purely digital media, like home cinema. In this format, the AC-3 bitstream is interleaved with the video and control bitstreams. The system is used in bandwidth-limited applications other than DVD-Video, such as digital TV.

4. Catalytic converter - Wikipedia

   en.wikipedia.org/wiki/Catalytic_converter

   A three-way catalytic converter on a gasoline-powered 1996 Dodge Ram Simulation of flow inside a catalytic converter. A catalytic converter is an exhaust emission control device which converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction.

5. DIVX - Wikipedia

   en.wikipedia.org/wiki/DIVX

   DIVX (Digital Video Express) is a discontinued digital video format. Created in part by Circuit City , it was an unsuccessful attempt to create an alternative to video rental in the United States. The format's poor reception from consumers resulted in major financial losses for Circuit City and is credited with being part of the company's downfall.

6. Portable media player - Wikipedia

   en.wikipedia.org/wiki/Portable_media_player

   MP3 CD/DVD players: ... Software included with the players may be able to convert video files into a compatible format. Recording. An iRiver iFP-190 player, ...

7. Timeline of Pinterest - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_Pinterest

   Pinterest also notes that there are now 60 million Buyable Pins on the site. [76] [77] [78] 2015: November 8: Product: Pinterest begins rolling out a visual search tool that allows users to select part of an image and find similar Pins. [79] [80] 2015: December: Product: Pinterest launches a new way for users to monitor price drops on buyable pins.