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it means that 70% of what is in the air is oxegon

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Q: What does a 70 percent oxygen level mean?
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What does it mean if saturation level is 70 percent?

example: say saturation level of sugar in water is 70 percent, if the solution is 70 percent sugar, it is saturated


What is the normal oxygen level in chronic obstructive pulmonary disease?

There is no "normal" oxygen level in COPD. Anything below 90% would be seen and COPD.


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What does a 70 percent occluded artery mean?

a blood vessel carrying oxygen-rich blood that is mostly blocked or closed off.


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The Earth's grass produce 20 to 30 percent oxygen. The other 70 to 80 percent of oxygen is produced by marine plants.


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Why do you say 70 to 80 percent of the oxygen in the atmosphere comes from marine plants in the ocean and you also say 70 percent comes from rain forests?

About 70% of our oxygen is indeed produced by marine plants. The statement about the rain forests is wrong, they are now known to be essentially oxygen neutral, with little or no net oxygen production at all. That's not saying, it isn't worth saving them.


What does it mean when it is said that air is 70 percent RH?

what does RH% mean


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