The sewage treatment plant (13): the secondary sludge tank
Sounds recorded at a secondary tank, where the sludge from mechanical and biological treatment is mixed. The waste will be used for…
Siren of the fire chief’s van
00:00
00:18
About the sound
Mercedes Benz Vito 115. Model 2010.
The fire brigade chief on duty is the commanding officer at rescue operations. The vehicle acts as an operation centre and is equipped with the necessary telecommunications.
Max. dB 98.5.
Sound recordist: : Teemu Ahola
Video recordist: Leena Ahonen
Photographer: Heikki Mikkonen
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