Fecha de publicación: 22/02/2024 Fuente: WIPO "circular economy" Problem: To provide a technique suitable for the circular economy that allows reduction of the environmental load.
Solution: A soil paving material for paving soil on topsoil includes a stone dust 110, a baked rice bran 120, and a solidifying material 130. The stone dust 110 is produced when a stone material is processed. The baked rice bran 120 is produced by baking rice bran into a carbonized state. The solidifying material 130 used for the soil paving material includes at least one of a calcined plaster and a hydrated lime.