摘要 |
The present invention provides a process for producing biogas and/or methane from solid spent products derived from, for example, the mashing process of malt whisk(e)y and/or beer production, processing of sugar or other industrial processes. There is also provided a system for producing biogas and/or methane from solid spent products derived from, for example, the mashing process of malt whisk(e)y and/or beer production, processing of sugar or other industrial processes. |