Acid Treatment without Chromium

{
  "id": "MLC-T-ENV-000296",
  "term": "Acid Treatment without Chromium",
  "field": "Environment",
  "definition": "General term used to describe any application of an acid solution not containing chromium to a metal surface. Acid cleaning, chemical etching, and pickling are types of acid treatment. Wastewater generated during acid treatment includes spent solutions and rinse waters. Spent solutions typically are batch discharged and treated or disposed of off site. Most acid treatment operations are followed by a water rinse to remove residual acid.",
  "references": [
    "40 CFR 438 Appendix C (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/acid-treatment-without-chromium/"
}