Pu-ettie Petzer kanye no-Johan Jonker, abantu ababili baseNingizimu Afrika, eminyakeni embalwa edlule bakha isondo lama-container elenza kube lula kubantu basemaphandleni ukuthutha amanzi. IHippo Water Roller, njengoba beyiqambe igama, iyisiqukathi samanzi esithuthukisiwe esenza kube lula ukuhambisa uketshezi oluyigugu, naphezu kwesisindo samanzi eliqukethe. Ngempela, ngokusebenzisa inqubo yezimboni eyaziwa ngokuthi ukubumba okujikelezayo, laba basunguli ababili baklame amathangi epulasitiki anomumo oyindilinga ngaphandle kokushisela noma amaphuzu okunamathisela. Le nqubo, eqinisekisa ukufana kwayo yonke ingaphandle lala mathangi, yenze ukuthi kube lula ukwengeza imikhono kuwo futhi ngaleyo ndlela iguqule amasondo. Ngakho-ke, iroli lamanzi emvubu liyaziveza, kuchaza iLe Monde, njengohlobo lwebhala elinamasondo amathangi alo amanzi. Futhi umphumela maqondana nokonga isikhathi namandla kuyamangalisa: lo mbono wezinguquko wenza kube lula ukuthutha, ngohambo olulodwa, kuze kufike ku-90L wamanzi ngenqwaba yomthwalo ozungeze i-10kg.
Sekuyiminyaka eminingana, lokhu kusungula kuthuthukise impilo yansuku zonke yezakhamizi zasemaphandleni ezivame ukuhambisa amanzi amabanga amade ukubabuyisa ezindaweni zokuphakela baye emakhaya abo. ILe Monde isikhumbuza ukuthi ezokuthutha emanzini zimelela amahora ayizigidi ezingama-200 okusebenza ngosuku. Umsebenzi ngokwesiko onikezwe abesifazane namantombazane e-Afrika.