The most widely used system is iTunes, which sells on its simplicity.
He advertised on Gay.com unintentionally through a commonly used system that randomly places ads on a vast network of sites.
In the most widely used system, once the chemicals in the absorber column become saturated, a stream of superheated steam at around 120C is passed through it.
Engineers are also trying to determine whether a widely used system for detecting lightning is effective in monitoring strikes in urban areas dense with tall buildings.
The Navy has argued that without training on this widely used system, sailors' ability to detect enemy vessels is severely hampered.
Until well into the second half of the 19th century, it was to be the most widely used system.
In the most commonly used system, numbers from 1 to 7 indicated the notes of the musical scale.
So it should come as no surprise that residential real estate plays by its own rules in New York and that efforts to create a multiple-listing service, as the commonly used system is known, have failed.
But Talal Shamoon, senior vice president for media at InterTrust, said America Online's large user base would be an ideal setting for a secure version of Napster, the widely used system for swapping pirated music files.
