Time-weighted-average-exposure

{
  "id": "MLC-T-CHM-012076",
  "term": "Time-weighted-average-exposure",
  "field": "Chemistry",
  "definition": "The average concentration of a chemical or physical agent in the air over a specified period, typically an eight-hour workday or a 40-hour workweek. This metric is used in occupational health to assess chronic exposure and compare it against regulatory limits, such as Permissible Exposure Limits (PELs) or Threshold Limit Values (TLVs).",
  "synonyms": [
    "time-weighted-average concentration (TWAC)"
  ],
  "subject": "Chemistry and Human Health",
  "references": [
    "PAC, 2007, 79, 1153. 'Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)' on page 1322 (https://doi.org/10.1351/pac200779071153)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/time-weighted-average-exposure/"
}