Base metal

{
  "id": "MLC-T-ENV-002778",
  "term": "Base metal",
  "field": "Environment",
  "term_source": "Base Metal",
  "definitions": [
    "1. A metal (such as iron) which reacts with dilute hydrochloric acid to form hydrogen.\n\n2. Those metals usually considered to be of lesser value and of greater chemical reactivity compared to the noble (or precious) metals, most commonly copper, lead, zinc and tin.\n\n3. Metal or metal alloy that comprises the workpiece.",
    "Those metals usually considered to be of lesser value and of greater chemical reactivity compared to the noble (or precious) metals, most commonly copper, lead, zinc and tin."
  ],
  "subject": [
    "Chemical substances",
    "Land, waste and cleanup"
  ],
  "references": [
    "Drinking Water Technical & Legal Terms",
    "Abandoned Mine Lands (AML) Glossary",
    "40 CFR 63.341 (CFR 2018)"
  ],
  "url": "https://mlchart.com/terminology/environment/base-metal/"
}