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Give the difference between aerobic and anaerobic processes ?
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written 6.3 years ago by | • modified 5.8 years ago |
Aerobic Process | Anaerobic Process |
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• If air or oxygen is available freely to the waste water in dissolved form then aerobic decomposition will occurs. | • If free dissolved oxygen is not available to the sewage then anaerobic decomposition will occur. |
• It’s caused by anaerobic bacteria as well as facultative bacteria operating aerobically. | • Its caused by anaerobic bacteria as well as facultative bacteria operating anaerobically. |
• In this process kinetic reaction relative fast. | • In this process kinetic reaction relative slow. |
• Post treatment- typically direct discharge. | • Invariably followed by aerobic treatment. |
• Relatively large in size. | • Small & compact in size. |
• No smell is generated. | • It is generates foul gases. |
• End product requires some treatment. | • Well stabilized end products |
• End products are CO2, H2O, no methane gas recover. | • CH4, CO2, H2S etc methane gas which combustible & can be used as fuel. |