Lead

{
  "id": "MLC-T-ENV-015488",
  "term": "Lead",
  "field": "Environment",
  "definitions": [
    "1. A heavy metal that is hazardous to health if breathed or swallowed. Its use in gasoline, paints, and plumbing compounds has been sharply restricted or eliminated by federal laws and regulations.\n\n2. A heavy metal that may be hazardous to health if breathed or swallowed. Lead can bioaccumulate in fish and wildlife.\n\n3. The Agency for Toxic Substances and Disease Registry defines lead as \"a naturally occurring bluish-gray metal found in small amounts in the earth's crust.\"\n\n4. Elemental lead or alloys in which the predominant component is lead.",
    "(2008 standard) 1. Description: Lead (2008 standard)\n\n2. Spatial Data: Lead (2008 standard)"
  ],
  "abbreviation": "Pb",
  "synonyms": [
    "CAS Number: 7439-92-1"
  ],
  "subject": [
    "Water",
    "Health and safety"
  ],
  "references": [
    "Terms of Env; Drinking Water Technical & Legal Terms; Terms of Environment",
    "Lake Erie Lakewide Management Plan (LaMP) Glossary",
    "Brownfields Profile Glossary",
    "40 CFR 60.121 (CFR 2013); 40 CFR 60.121a (CFR 2024)",
    "Glossary of EJSCREEN Terms"
  ],
  "url": "https://mlchart.com/terminology/environment/lead/"
}