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2. Soil aeration - Wikipedia

   en.wikipedia.org/wiki/Soil_aeration

   Soil aeration is the mechanism of improving the exchange of gases between the atmosphere and soil. Through soil microbial activity and plant root respiration , certain gases such as oxygen will be depleted in the soil, while others, such as carbon dioxide, will build up in the soil. [ 1 ]

3. Aeration - Wikipedia

   en.wikipedia.org/wiki/Aeration

   Aeration (also called aerification or aeriation) is the process by which air is circulated through, mixed with or dissolved in a liquid or other substances that act as a fluid (such as soil). Aeration processes create additional surface area in the mixture, allowing greater chemical or suspension reactions.

4. Recirculating aquaculture system - Wikipedia

   en.wikipedia.org/wiki/Recirculating_aquaculture...

   In aeration air is pumped through an air stone or similar device that creates small bubbles in the water column, this results in a high surface area where oxygen can dissolve into the water. In general due to slow gas dissolution rates and the high air pressure needed to create small bubbles this method is considered inefficient and the water ...

5. Water aeration - Wikipedia

   en.wikipedia.org/wiki/Water_aeration

   Coarse bubble aeration is a type of subsurface aeration wherein air is pumped from an on-shore air compressor. [ 6 ] through a hose to a unit placed at the bottom of the water body. The unit expels coarse bubbles (more than 2mm in diameter), [ 7 ] which release oxygen when they come into contact with the water, which also contributes to a ...

6. Key warning signs about bird flu are all going in the wrong ...

   www.aol.com/key-warning-signs-bird-flu-170000168...

   The bird flu outbreak has taken concerning turns, with more than 60 human cases confirmed. Experts outlined four signs that the virus is going in the wrong direction.

7. Not worth it at the dollar store: dishwashing liquid

   www.aol.com/2008/07/18/not-worth-it-at-the...

   Dollar stores are great places to find bargains on any number of household needs but you can't always assume that, just because it's only $1, you're automatically getting the most bang for your buck.