1.   And the result of that was more available oxygen, a more stable environment and an evolutionary playground.

2.   As these microorganisms multiply rapidly, they consume the available oxygen.

3.   A typical method is to turn the fuel into a mist that spreads into a large volume of air before ignition to increase the available oxygen.

4.   No fire burns without consuming oxygen, and a ventless fireplace in a tightly closed room could reduce the available oxygen in the air to dangerously low levels.

5.   Rampaging blues drive the menhaden schools into the shallows, where the prey use up the available oxygen and suffocate by the thousands.

6.   Plant growth also surges in the sunlight, reducing available oxygen.

7.   The ailment results when available oxygen falls and the body increases blood flow to the brain.

8.   The cargo compartments are supposed to keep passengers safe by being airtight, so that a fire dies when it has consumed the available oxygen.

9.   This means your lungs must work harder to extract the available oxygen.

10.   According to reports, the sauna, located in the basement of the building, was left on and eventually caught fire, consuming the available oxygen.