Owens dust recorder

{
  "id": "MLC-T-MET-007764",
  "term": "Owens dust recorder",
  "field": "Meteorology and atmospheric science",
  "definition": "An instrument designed to collect and measure airborne particulate matter, specifically dust. It operates by drawing a known volume of air through a small orifice, impacting the dust particles onto a glass slide for later microscopic analysis. This device was historically used for air quality monitoring.",
  "url": "https://mlchart.com/terminology/meteorology/owens-dust-recorder/"
}