HF catalyst

[0707]

From google search

"Water is injected into HF (hydrofluoric acid) systems, like those used in certain industrial processes, primarily to mitigate potential hazards from leaks or releases of HF. The water acts to both absorb the HF, removing it from the vapor cloud, and to increase turbulence, diluting the HF concentration.

Here's a more detailed explanation:

• Absorption:
  Water readily absorbs HF, converting it into a less hazardous aqueous solution of hydrofluoric acid. This is a crucial step in minimizing the risk of HF exposure to personnel and the environment.
• Turbulence:
  Injected water creates turbulence within a HF cloud, increasing the surface area available for the absorption process and diluting the concentration of HF in the air.
• Mitigation:
  The combination of absorption and dilution reduces the risk of HF-induced burns, respiratory irritation, and other health effects associated with exposure to HF.
• Example:
  In a scenario involving a leak of HF, a water curtain or spray system can be deployed to rapidly absorb the released HF and reduce its concentration in the surrounding area.

In essence, water injection is a vital safety measure in HF handling and processing to minimize the risk associated with accidental releases."