Effects of feed C/N ratio on biological nitrogen and phosphorus removal in spiral up-flow reactor system
Inflation is not about to spiral upwards but with diminishing spare capacity, it could edge up.
She had been sitting on the front porch swing, drinking iced tea, casually watching the dust spiral up from under a pickup coming down the county road.
The tower’s two bases straddle Edgar Street and then spiral up, joining in the middle before splitting off into two atria.
Criminologist Greg Newbold says that crime rates spiral up and down in unexplained cycles and there are no easy solutions to reducing crime.
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