This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Communal washing machine. Naturalcleaningproduct Note that instead of the large lids shown above hinge doors placed over hole may also be used hole per section these reduce wear on the joints as the areas connecting are less large Also heating coils with temperature sensor can be added if the water temperature is found to cool