Canadian hardness-gauge

{
  "id": "MLC-T-MET-004123",
  "term": "Canadian hardness-gauge",
  "field": "Meteorology and atmospheric science",
  "definition": "An instrument for measuring the hardness or resistance of layers within a snowpack. It consists of a graduated rod with a spring-loaded disc at one end that is pushed horizontally into the face of a snow pit. The force required to make the disc penetrate the snow is read from the gauge, providing a quantitative measure used in snow hydrology and avalanche forecasting.",
  "url": "https://mlchart.com/terminology/meteorology/canadian-hardness-gauge/"
}