Sentence examples for then for about from inspiring English sources

This means that if a cooling system is designed using the 2½% summer design temperature and the 2½% summer wet-bulb design temperature then for about 18 hours in an average July the combination of temperature and wet-bulb temperature will be more severe than the design conditions.

Then, for about 20 minutes or so, he was proven correct.

Then, for about a period of twenty-five years, that trend stalled — and the question was why.

Then, for about 50 years, the standard was set by the Model T: engine up front, drivetrain in the back.

At 15 she was fending for herself, first in Manhattan, then, for about four years, in Hollywood.

Then, for about a year and a half, she worked as a Bolshevik spy in the territories controlled by the White Army.

Return to a boil, then simmer for about 2 hours, until fork-tender.

It costs about $75 to produce a pound of marijuana, which then sells for about $6,000, depending on quality.

Then it paused for about 120 min, seemingly consolidating.

"If this is neuroprotective for T.B.I., then how about for stroke?" he said.

Then increase the length for about a minute per day.