Angle of repose

{
  "id": "MLC-T-CHM-000599",
  "term": "Angle of repose",
  "field": "Chemistry",
  "definition": "The maximum stable angle that a heap of granular material forms with a horizontal surface. This angle is determined by the friction, cohesion, and particle shape of the material. It is a physical property used in pharmaceutical manufacturing to assess the flow characteristics of powders.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "powder"
  ],
  "references": [
    "PAC, 2009, 81, 971. 'Glossary of terms related to pharmaceutics (IUPAC Recommendations 2009)' on page 976 (https://doi.org/10.1351/PAC-REC-04-10-14)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/angle-of-repose/"
}