Yi amfani da fasahar dumama tankin ruwa na waje don dumama ruwan sannan aika zuwa
jikin bargo ta hanyar famfo na ruwa, wanda ba ya bushe kuma babu radiation! - Za a iya jin zafin jiki bayan daƙiƙa 5 na sauri da dumama sake zagayowar. Da sauri
isa madaidaicin zafin jiki a cikin mintuna 15. - 1000 ml super babban tanki na ruwa, ƙara sau ɗaya kuma yana ɗaukar watanni 3. Ƙarin kariyar tsaro da yawa: kulle yara, rabuwar ruwa da wutar lantarki, busassun rigakafin ƙonewa, kariyar kashewa, rufewar lokaci, da dai sauransu, kare lafiyar barcinku ta kowane bangare