Daya Bay Muon Rejection System (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Daya Bay's detectors are immersed in the large water pools of the muon veto system. Credit Photo by Roy Kaltschmidt, Berkeley Lab Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.