Lawn improvement process

• Soda-making process
• Treatment with carbon dioxide
• Ventilator's job
• Purpose of a faucet attachment
• Carbon dioxide treatment
• The process of exposing to air (so as to purify)
• Function of a faucet insert

Wikipedia Word definitions in Wikipedia
Aeration (also called aerification ) is the process by which air is circulated through, mixed with or dissolved in a liquid or substance.

WordNet Word definitions in WordNet
n. the process of exposing to air (so as to purify) the act of charging a liquid with a gas making it effervescent

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Arterialization \Ar*te`ri*al*i*za"tion\, n. (Physiol.) The process of converting venous blood into arterial blood during its passage through the lungs, oxygen being absorbed and carbonic acid evolved; -- called also a["e]ration and hematosis .