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Black Hole Biochar

Mentioned in 1 analyzed podcast episode across 1 show

Mentioned On

Digital Social Hour

Episode Mentions

Digital Social Hour

Digital Social Hour · Mar 31, 2026

The Truth About Geopolymer Materials... | Owen Benjamin & Chris Gardner | DSH #1899

“Premium biochar producer using retort kiln technology to create nanodiamonds; Chris Gardner's company selling at blackholebiochar.com”

Biochar production and agricultural applicationsGeopolymer construction technology and ancient pyramid engineeringSoil carbon deficit and regenerative farming practices