Image: Arthur Guilleminot Process of making soap out of waste Piss soap is made entirely out of human activity waste materials, including urine. All the raw materials needed to make piss soap can be collected on a local scale of a city and then redistributed...
Image: Arthur Guilleminot Process of making soap out of waste Piss soap is made entirely out of human activity waste materials, including urine. All the raw materials needed to make piss soap can be collected on a local scale of a city and then redistributed...
