You're most likely to see it on, for example, airport monitors that show gate information 24 hours a day.

The police say they have tried to do something considerably more difficult than showing an iron fist 24 hours a day.

It showed 1100 hours; they had been working for eleven straight hours.

This crude device showed two hours to go until the next contact.

The counter dial showed 45 hours and 58 minutes.

The automatic calendar showed 21:14 hours on April 24, 2042.

But it is so no longer; my clock shows 1500 hours.

Nine Network showed more than 300 hours of coverage over the 16 days.

The next slides, showing six hours, scarcely differed from the ones before.

Also, a cacophonous, 12-monitor installation shows 24 hours in the life of the artist and his family.