A long-forgotten industrial fermentation process is allowing a small share of climate-changing carbon pollution to be turned into household products, with the first items available this year.

Backers say the process, known as gas fermentation, uses carbon captured from the air, industrial smokestacks, municipal solid waste or other sources to create "green chemicals" that can be turned into plastics, soaps, fabrics, perfumes and more.

Image: Nathalia Rosa, Unsplash