Krypton

{
  "id": "MLC-T-MET-006817",
  "term": "Krypton",
  "field": "Meteorology and atmospheric science",
  "definition": "A noble gas, element number 36, present in the Earth's atmosphere in trace amounts. It is colorless, odorless, and chemically inert. Krypton is sometimes used in specialized scientific instruments and as a tracer gas in atmospheric studies, though its atmospheric concentration is very low, around 1 part per million by volume.",
  "url": "https://mlchart.com/terminology/meteorology/krypton/"
}