PYROCO: High temperatures without oxygen convert biosolid waste into valuable biochar

https://www.rmit.edu.au/news/all-news/2023/dec/waste-to-bichar

"removes pathogens, PFAS and microplastics from biosolid, food, and garden waste... more environmentally sustainable and cost-effective... fertiliser, carbon electrodes for batteries and other advanced energy storage devices... progressing towards commercialization"