Berkeley Lab researchers are blending municipal solid waste — including non-recyclable paper and grass clippings — and biomass (corn stover and switchgrass), then using an ionic liquid-based process to convert these blends into methyl ketones. These compounds can be used as diesel fuel precursors. https://newscenter.lbl.gov/2019/10/10/trash-to-treasure-scientists-convert-municipal-waste-to-biofuel-precursors/