retractable tip

{
  "id": "MLC-T-ENV-024207",
  "term": "retractable tip",
  "field": "Environment",
  "definition": "A steel tip that is connected to the DP rods so that it can be detached at a designated depth while still being removed when the DP rods are withdrawn. The tip is connected to the tip holder with a small-diameter steel rod.",
  "subject": "Land, waste and cleanup",
  "references": [
    "Underground Storage Tank Sites Guide Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/retractable-tip/"
}