Ammonia_generator.png (433 × 327 pixels, file size: 19 KB, MIME type: image/png)
Bill Mollison's ammonia generator or "Third world endless nitrogen supply system".
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:45, 31 October 2009 | 433 × 327 (19 KB) | KVDP (talk | contribs) | Bill Mollison's ammonia generator or "Third world endless nitrogen supply system". |
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