{
 "id": "6.09c",
 "slug": "fire-detection-and-suppression-agents",
 "url": "/parts/facility-cooling-and-hvac/fire-detection-and-suppression-agents",
 "name": "Agents",
 "qualifiers": null,
 "layer": {
  "id": 6,
  "name": "Facility cooling & HVAC"
 },
 "parent_id": "6.09",
 "children": [],
 "summary": "The extinguishing agents themselves — clean fluorinated agents or inert gases — used in gaseous suppression systems, an area in flux following 3M's discontinuation of Novec 1230 at the end of 2025.",
 "description_md": null,
 "ai_delta": null,
 "bottleneck_status": null,
 "scale_tiers": [],
 "density_modes": [],
 "scale_notes": null,
 "flow": [
  "heat"
 ],
 "companies": [
  {
   "company_id": "chemours",
   "name": "Chemours",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "CC",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "inert-gas-from-air-liquide",
   "name": "inert gas from Air Liquide",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "subsidiary",
   "ticker": null,
   "product_note": null,
   "note": "and Linde (LIN)",
   "source_url": null
  },
  {
   "company_id": "3m-novec-1230",
   "name": "3M Novec 1230",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "unknown",
   "ticker": null,
   "product_note": null,
   "note": "discontinued end-2025",
   "source_url": null
  }
 ]
}