in a few litres of water from a container. The flushing can use as little as 2 - 3 L. This type of toilet is common in many Asian countries. The toilet can be connected to one or two pits, in which case it is called a "pour flush pit latrine" or a "twin pit pour flush pit latrine". It can also be connected to a septic tank.

Vacuum toilet

A vacuum toilet is a flush toilet that is connected to a vacuum sewer system, and

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