# Bugs

**URL:** https://forum.amybo.org/c/bugs/7.md

[Latest](https://forum.amybo.org/latest.md) · [Categories](https://forum.amybo.org/categories.md) · [Tags](https://forum.amybo.org/tags.md)

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## [About the Bugs category](https://forum.amybo.org/t/about-the-bugs-category/19)

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**Author:** [@system](https://forum.amybo.org/u/system)\
**Replies:** 0

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(Replace this first paragraph with a brief description of your new category. This guidance will appear in the category selection area, so try to keep it below 200 characters.) Use the following paragraphs for a longer d…

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## [HOB Culture Medium Ingredients](https://forum.amybo.org/t/hob-culture-medium-ingredients/53)

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**Author:** [@Martin](https://forum.amybo.org/u/Martin)\
**Replies:** 14\
**Last updated:** [12 December 2025 13:34 UTC](https://forum.amybo.org/t/hob-culture-medium-ingredients/53 "2025-12-12T13:34:43Z")

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Hi @“NarcisP”#9 I've been trying to source the ingredients from your \[2023 paper\](https://doi.org/10.1016/j.jece.2023.111550) so we can start an HOB culture. I'd like the culture medium to be entirely edible by human…

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## [Collecting samples of hydrogen oxidizing bacteria](https://forum.amybo.org/t/collecting-samples-of-hydrogen-oxidizing-bacteria/103)

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**Author:** [@gerrit](https://forum.amybo.org/u/gerrit)\
**Replies:** 1\
**Last updated:** [10 January 2025 12:00 UTC](https://forum.amybo.org/t/collecting-samples-of-hydrogen-oxidizing-bacteria/103 "2025-01-10T12:00:40Z")

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I recently came across this lovely video about Solar Foods shot last year, and around the 2:30 mark they show the co-founder collecting a sample in the Finnish forest. What I find really interesting is that he collects t…

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## [Attempts at growing hydrogen-oxidizing bacteria](https://forum.amybo.org/t/attempts-at-growing-hydrogen-oxidizing-bacteria/111)

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**Author:** [@gerrit](https://forum.amybo.org/u/gerrit)\
**Replies:** 5\
**Last updated:** [10 January 2025 10:16 UTC](https://forum.amybo.org/t/attempts-at-growing-hydrogen-oxidizing-bacteria/111 "2025-01-10T10:16:41Z")

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On 20 December I attempted to grow some hydrogen-oxidizing bacteria using a sample I gathered from the sea near our house. I used the following experiment setup: macro nutrient solution as described in https://forum.am…

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## [Trace element solution](https://forum.amybo.org/t/trace-element-solution/56)

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**Author:** [@Martin](https://forum.amybo.org/u/Martin)\
**Replies:** 28\
**Last updated:** [30 September 2024 15:32 UTC](https://forum.amybo.org/t/trace-element-solution/56 "2024-09-30T15:32:19Z")

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I had an excellent call with Kamal from NYU last night. He suggested that we didn’t need the multi-mineral pill at all. When he looked at the \> micronutrients solution based on the formulation by Rabaey and colleag…

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## [Spirulina - what next?](https://forum.amybo.org/t/spirulina-what-next/43)

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**Author:** [@Martin](https://forum.amybo.org/u/Martin)\
**Replies:** 4\
**Last updated:** [8 April 2024 14:39 UTC](https://forum.amybo.org/t/spirulina-what-next/43 "2024-04-08T14:39:35Z")

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I’m not willing to admit defeat with the Spirulina, I managed to grow it OK prior to last week’s livestream, when I was pretty much following the instructions. Why do you think it kept dying? What do you think I shou…

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## [Air fermentation protein](https://forum.amybo.org/t/air-fermentation-protein/37)

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**Author:** [@gerrit](https://forum.amybo.org/u/gerrit)\
**Replies:** 8\
**Last updated:** [27 November 2023 16:26 UTC](https://forum.amybo.org/t/air-fermentation-protein/37 "2023-11-27T16:26:11Z")

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There’s a specific type of biomass fermentation called gas fermentation, which allows for the creation of edible protein out of thin air. When I first heard about it, it sounded a bit like magic. Turns out it’s done thr…