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Retorer Immersion Ruwa
Mai da martani na nutsewar ruwa yana amfani da fasahar sauya kwararar ruwa ta musamman don inganta daidaiton zafin jiki a cikin jirgin ruwa mai juyawa. Ana shirya ruwan zafi a gaba a cikin tanki mai zafi don fara aikin haifuwa a babban zafin jiki da kuma cimma saurin zafi mai zafi, bayan haifuwa, ana sake yin amfani da ruwan zafi kuma a mayar da shi zuwa tankin ruwan zafi don cimma manufar ceton makamashi.