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Josh Kearns
I am an environmental chemist and engineer with a specialty in appropriate technologies for low-resource settings.
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Josh Kearns
@joshkearns
·
7K+ subscribers
I am an environmental chemist and engineer with a specialty in appropriate technologies for low-resource settings.
A Field Guide to Biochar Water Treatment
By Josh Kearns
Low-cost DIY drinking water treatment using biochar to remove chemical pollutants.
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