Coupon

{
  "id": "MLC-T-ENV-006819",
  "term": "Coupon",
  "field": "Environment",
  "definition": "A steel specimen inserted into water to measure the corrosiveness of water. The rate of corrosion is measured as the loss of weight of the coupon (in milligrams) per surface area (in square decimeters) exposed to the water per day. 10 decimeters = 1 meter = 100 centimeters.",
  "subject": "Laws, regulations and executive orders",
  "references": [
    "Drinking Water Technical & Legal Terms"
  ],
  "url": "https://mlchart.com/terminology/environment/coupon/"
}