In an innovative gas fermentation process, reducing the concentration of carbon dioxide was found to significantly improve microbial production of the biodegradable plastic poly[(R)-3-hydroxybutyrate]. Researchers found that hydrogen-oxidizing bacteria grown under safe, nonflammable gas conditio...
Source: [Phys.org](https://phys.org/news/2026-07-carbon-dioxide-microbial-production-biodegradable.html)