Puxin biogas digester

A puxin biogas plant foamed in

A puxin biogas plant foamed in

serie

photos

Cam

NEX-7

Exposer Time

1/50s

ISO

100

Aperture

f/11.0

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Last episode of the Ruhrpott tetralogie photo documentation is online

The last episode of the Ruhrpott tetralogie is now online at Ruhrpott Part IV - long…

Last Episode of the Ruhrpott series is online

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