Diesel particulate matter filter

{
  "id": "MLC-T-ENV-007926",
  "term": "Diesel particulate matter filter",
  "field": "Environment",
  "term_source": "Diesel Particulate Matter Filter",
  "definition": "Diesel particulate matter filters are ceramic devices that collect the particulate matter in the exhaust stream The high temperature of the exhaust heats the ceramic structure and allows the particles inside to break down (or oxidize) into less harmful components.",
  "subject": "Environmental technologies",
  "references": [
    "EPA Retrofits & Cleaner Fuels at http://www.epa.gov/region1/eco/diesel/retrofits.html"
  ],
  "url": "https://mlchart.com/terminology/environment/diesel-particulate-matter-filter/"
}