What is the main difference between a conventional system and an aerobic system?

The main difference between a conventional system and an aerobic system lies in the type of bacteria utilized for the treatment of wastewater. Conventional systems typically rely on anaerobic bacteria, which function best in environments devoid of oxygen. These systems are often simpler and can be effective for certain types of wastewater treatment, but they have limitations in terms of efficiency, particularly concerning the breakdown of organic materials.

In contrast, aerobic systems incorporate aerobic bacteria that require oxygen to thrive. This oxygen-rich environment allows for more efficient treatment of wastewater as aerobic bacteria can break down organic matter more effectively than anaerobic bacteria. As a result, aerobic systems are often preferred in situations where higher levels of treatment are necessary, as they typically produce cleaner effluent.

The understanding of these differences is crucial for selecting the appropriate wastewater treatment system based on the specific requirements of the site and the intended use of the treated effluent.