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sludge digestion installation on a waste water plant. Here is methane produced and used for the energy supply for the plant

Stock Photo:
Image ID: 89462848
Release Information: N/A
Copyright: hans engbers
500x330 6.9"x4.6" (72dpi) 189 KB
1000x660 3.3"x2.2" (300dpi) 707 KB
4585x3025 15.3"x10.1" (300dpi) 7.5 MB
9170x6050 30.6"x20.2" (300dpi) approx.28.9 MB
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