From: Reutilization of solid wastes to improve the hydromechanical and mechanical behaviors of soils — a state-of-the-art review
Composition
Mass fraction (%)
Sugar
5–15
Fiber
15–30
Crude wax
5–14
Crude protein
SiO2
4–10
CaO
1–4
MgO
0.5–1.5
P2O5
1–3
Total ash
9–10