Medical team per 12-hour shift

Twelve hours of daylight and twelve hours of darkness.

Twelve hours of darkness and twelve hours of light.

We have twelve hours on our clock [study the twelve hours of Apollonius].

Twelve hours of light and twelve hours of darkness.

This allows for heating the container at the twelve and six o'clock positions.

more than 12 hours, but not more than 30 hours: the daily allowance

These 12 hours could be 12 seconds, 12 minutes,12 hours, 12 days, 12 weeks, 12 months, 12 years, 12 centuries, 12 thousand years, 12 million years etc. – anyway attitude of thing stays the same.

These 12 hours may be 12 seconds, 12 minutes, 12 hours, 12 days, 12 weeks, 12 months, 12 years, 12 centuries, 12 thousand years, 12 million years, and so on—it is all the same since the relation of things remains all the same.

These twelve hours can be twelve seconds, twelve minutes, 12 hours, 12 days, 12 weeks, 12 months, 12 years, 12 centuries, 12 thousand years, 12 million years, etc.; there is no difference, the relation of things remains the same.

more than 6 hours but not more than 12 hours: half the daily allowance

The maximum soak time shall be 72 hours.

The maximum soak time shall be 72 hours.

We would work for 12 hours a day and break for 12.

This mixture is allowed to stand for about seventy-two hours.