Isici:

I-1 ,ene-anti-ukuguga esemagqabini, esetyenziswe kwiqondo lokushisa: ukusuka -50degree ukuya + 80degree;
I-2, Ngokumelana okungafaniyo kwe-ozone kunye nokumelana ne-ultraviolet;
I-3, Ngamandla aphezulu obunzima, ukuphakama kunye nokuguquguquka, ukukwazi ukugcina ukugcinwa kwezinto ezinobunzima, njengokuxhathisa kweengcambu;
I-4, Ngobomi obude, ukuqina okuphezulu kunokufezekisa ngaphezulu kweminyaka engama-25;
I-5, Ngomsebenzi wokubanda obandayo, akukho kungcoliswa kwendelelo, kunye nokusebenza okulula.
Umda weSicelo
Isetyenziswe kakuhle eluphahleni, kwigumbi elingaphantsi, kwigumbi lokuhlambela, kumachibi okudada, nakuzo zonke iintlobo zeshishini kunye nokwakha amanzi ukufaka amanzi, isitishi, i-vivicism, ibhulorho, phantsi komhlaba, umjelo kunye nokuthintela amanzi edama, ngakumbi iiprojekthi zokwenza amanzi ezingahambi kakuhle, Utshintsho.