Water fountains (WFs) are thought to be objects in the morphological evolution of the circumstellar envelopes of low- and intermediate-mass evolved stars. transitioning from spherically symmetric to asymmetric shapes. We used databases of circumstellar 1612 MHz OH and 22. 235 GHz H _2 O maser sources to search for new WF candidates using the criterion of a larger velocity range of the... https://www.duospiritalis.com/