Igumbi lokunweba lamaphiko amabili liphinde libizwe ngegumbi lokugoqa amaphiko amabili, ukusetshenziswa kwepayipi eliyisikwele elinamandla amakhulu, insimbi ye-Angle ekhangisiwe nezinye izinto zensimbi ezilula ukwenza uhlaka, ipuleti eliyinhlanganisela yensimbi elimaceleni amabili elivikela ukugqwala njengodonga, ukusetshenziswa kwehinge yamandla aphezulu phakathi kohlaka lokuxhumanisa, emva kokubala kwesayensi, kungandisa ngokushesha indawo yendlu yendlu.Indawo yendlu eyandisiwe icishe ibe nkulu ngokuphindwe kathathu kunangaphambi kokuthuthukiswa.Ingenza izinyawo ezingu-20, igumbi lokunweba elingamamitha angu-40, lingenziwa ngokwezifiso ngokwezidingo zamakhasimende.Iwuhlobo lwezindlu ezinokuqukethwe okuphezulu kwezobuchwepheshe phakathi kwezindlu ezihlala izitsha.
Igumbi lokukhulisa amaphiko amabili lisebenzisa ihinge ukuxhuma ngaphambi kodonga, futhi ivolumu ngemuva kokucindezelwa iyancipha kakhulu, elungele ukuthuthwa.
