Abenzi beqhwa bezentengiselwano bangabenzi beqhwa abanamandla amancane okukhiqiza iqhwa nsuku zonke, futhi ngokuvamile basetshenziselwa ukuhweba.
Sinezinhlobo ezi-2 zabakhi beqhwa bezentengiselwano.Ziyimishini yeqhwa ye-flake kanye nemishini ye-cube ice.
Ngemishini yeqhwa ye-flake yokuhweba, sino-0.3T/day, 0.5T/day, kanye no-1T/day etholakalayo.
Ngemishini yeqhwa ye-cube yokuhweba, sinamamodeli angu-2 atholakalayo angu-0.3T/usuku no-0.6T/ngosuku.