septitankissa
Septitankissa is a Finnish term that refers to a septic tank. A septic tank is an underground structure, usually made of concrete, fiberglass, or plastic, that serves as a primary treatment for wastewater from homes or buildings that are not connected to a municipal sewer system. The tank receives wastewater from toilets, sinks, showers, and laundry. Inside the septic tank, solid waste settles to the bottom, forming a sludge layer, while lighter materials like grease and oil float to the top, creating a scum layer. The liquid wastewater, known as effluent, remains in the middle.
The septic tank's primary function is to separate solids and liquids. Bacteria present in the tank begin