Waterworks (4): the sand filter building – filter aeration
The sound was recorded in the course of aerating the sand filter. Water from the settling tank where most suspended matter was…

Petrol tanker brings heating oil to the school building once a week. The truck is Volvo.
Oy Teboil Ab is owned by OAO LUKOIL, privately-owned Russian oil producer.
Video recorder: Pekko Vuorela
Sound recorder: Aleksi Klemetti
The sound was recorded in the course of aerating the sand filter. Water from the settling tank where most suspended matter was…
In December 2018 Prosper Haniel, the last active coal mine of the Ruhr area, was closed down. Before the end “Sounds of…
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