It provides a very rough method of waste disposal for properties that are not connected to the main drainage.
Many septic systems in the world have certainly not maintained and not functioning properly and laws against pollution are there to limit the number of health and environmental risks they cause.
In many cases, you must install a wastewater treatment plant or septic tank. You can also hire professionals to install septic tanks via https://ecoseptic.com.au/septic-tanks/
Whenever getting a sewage system checked by a specialist wastewater system before buying the property to avoid pollution problems.
Septic Tank Working
Raw sewage and wastewater from showers, kitchen and so on, the release into the tank, where solid waste is separated from liquid waste. Oil and grease floating on top of the tank and form a crust layer.
Feces and food waste wells in the bottom of the tank and form a layer of mud. Anaerobic bacteria that are naturally invaders in the tank "digest" the mud up to 70%.
Flows of dirty water from the septic tank to a sump or drain field. Baffles or duct "T" in the hold of the tank before the floating crust and prevents it from entering the outlet of the reservoir.
While the mud and the crust does not get too deep layer, the septic tank must be emptied every year. It also prevents a higher concentration and higher than that of suspended solids in the wash sump.
Solids can block the drainage system of the airspace in the ground, creating drainage problems and septic tank waste will not be able to Evacuate or treated with a natural soil bacterium.