Plunge pool height of fall, the volume of water, the resistance of the rock below the pool and other factors. The impacting and swirling water, sometimes carrying rocks within it, abrades the riverbed into a basin, which often features rough and irregular sides. Plunge pools can remain long after the waterfall has ceased flow or the stream has been diverted. Several examples of former plunge pools exist at Dry Falls in the Channeled Scablands of eastern Washington. Plunge pools are fluvial features of erosion which occur in the youthful stage of river development, characterized by steeper gradients and faster water flows. Where
Fan service watching this for the sheer amount of fanservice." Male homoeroticism, such as accidental kisses, is a common feature of fan service for women, and has been described as "easier to get away with" in terms of censorship than fan service for males. In the Boys Love genre, fan service is "artwork or scenes" in products that "depict canonical characters in a homosocial / homoerotic context". Shoujo manga series may eroticise its female leads as well for crossover appeal, as fan service aimed at a potential male audience. Brenner notes that fan service can be offputting to teen readers, as in