1.   The oxygen supply would soon become exhausted.

2.   The flame is very sooty when the oxygen supply is limited.

3.   An explosion has crippled their power and guidance systems, and their oxygen supply is running out fast.

4.   Arterial clots cut off vital oxygen supplies and can eventually cause a heart attack or stroke.

5.   As hemoglobin makes its way through the body, it constantly flips back and forth between the two shapes, depending on the oxygen supply.

6.   Clots in the arteries cut off vital oxygen supplies and can eventually cause a heart attack or stroke.

7.   Circulation is impaired and hemorrhages at the site further disrupt the oxygen supply, causing surrounding nerve cells to die.

8.   Driscoll still relies on a portable oxygen supply, but today she can vacuum her house, hang out the wash and go shopping again.

9.   Each patient had their own oxygen supply connected to an in-house system.

10.   For example, a marginal iron deficiency results in reduced oxygen supply to tissues and the brain.