Umshini wokushisa obizwa nangokuthi umshini wokudlulisa ukushisa, umshini ongadlulisa ukushisa okuthile kusuka oketshezini olushisayo kuye oketshezini olubandayo.Yimpahla ebalulekile yokufeza ukushintshaniswa kokushisa nokudlulisa phakathi nenqubo yokukhiqiza.Yi-evaporator ukuthi amanzi abandayo ageleza eshubhu futhi isiqandisi sihwamuke egobolondweni.Kungesinye sezitayela eziyinhloko zeyunithi yesiqandisi epholisa isiqandisi sesibili.Ivamise ukusebenzisa uhlobo oluvundlile, olunesici sokudluliswa kokushisa okuphumelelayo, isakhiwo esihlangene, indawo encane ehlala abantu kanye nokufakwa kalula njll.