A small-scale sewage treatment system common in areas with no connection to main sewage pipes provided by local governments or private corporations is known as what

Septic tanks, is the right answer.

Explanation:

The term septic is used to refer to the anaerobic bacterial condition that occurs in a tank and is responsible for decomposing or mineralizing the waste dumped into the tank. Such tanks are the underground chamber through which the domestic sewage water flows for its basic treatment. In the septic system, a septic tank is a very important component because it is a small scale sewerage processing system used in the areas where there is no connection to the main sewage pipes.

ne pare rău, dar când mi-am căutat întrebarea, doar avioanele au apărut .. deci, ar putea fi răspunsul, sau ar putea fi baloane cu aer cald, deoarece acestea pot conta și ca ambarcațiunile de aer, dar nu sunt complet sigur de asta. a fost doar o presupunere, sper că am ajutat, îmi pare rău dacă nu am făcut-o. de asemenea, folosesc traducerea google, pentru a traduce ceea ce spun în engleză, așa că îmi pare rău dacă gramatica sau chiar limba nu este corectă