| aeration [e`rā·shǝn] ENGINEERING 1. Exposing to the action of air. 2. Causing air to bubble through. 3. Introducing air into a solution by spraying, stirring, or similar method. 4. Supplying or infusing with air, as in sand or soil. FOOD ENGINEERING Charging a liquid with some gas, such as water with carbon dioxide (soda water). MINING ENGINEERING The introduction of air into the pulp in a flotation cell to form air bubbles. |