What Does CCR Stand For?

CCR stands for Closed Circuit Rebreather

CCR, or Closed Circuit Rebreather, is a breathing apparatus that recycles exhaled gas by removing carbon dioxide and replenishing oxygen, allowing divers to extend their underwater duration while minimizing gas consumption and surface noise. This device enhances safety and efficiency for deep and technical diving missions by maintaining a stable and controlled breathing environment.

Added on 14th April 2008 | Last edited on 17th June 2025 | Edit Acronym

Other Meanings for CCR