ʻO ka mīkini hana mahu maʻemaʻe kahi mea hana e hoʻohana ai i ka wai no ka hoʻoheheʻe ʻana a i ʻole ka wai i hoʻomaʻemaʻe ʻia e hana i ka mahu maʻemaʻe. ʻO ka hapa nui ka pahu wai hoʻomaʻemaʻe pae. Hoʻomaʻamaʻa ka pahu i ka wai deionized e ka mahu mai ka paila no ka hoʻoulu ʻana i ka mahu maʻemaʻe kiʻekiʻe. Preheater a me ka evaporator o ka pahu hopu i ka ikaika seamless kuhiliʻole paipu. Eia hou, hiki ke loaʻa ka mahu maʻemaʻe kiʻekiʻe me nā ʻano backpressure a me nā kahe kahe ma ka hoʻoponopono ʻana i ka valve puka. Pili ka mīkini hana i ka sterilization a hiki ke pale pono i ka pollution lua ma muli o ka metala kaumaha, ke kumu wela a me nā puʻu haumia ʻē aʻe.