This computer is being used six hours a day now, so I am a pretty popular teacher.

There was a lot of crime in this city, and the station houses were used twenty-four hours a day.

Unlike many travel agencies, almost all the computer services can be used 24 hours a day.

In comparison, the steam ships at the time used 16 hours.

In that time, the old master used more than 34 hours to make his plays - and lost.

Lighting, on the other hand, was used 24 hours a day.

Plus, who couldn't use two more hours of sleep each night?

He hopes that the equipment will be used 12 hours a day once demand builds up.

Force is already being used 24 hours a day.

The program, which became available Thursday can be used 24 hours a day to April 15.