Te mau vahi mai te mau piha o te mau ui o te hydrogène, Te mau mana'o tauturu no te haapiiraa, Te mau piha i ni'a i te itenati, e te mau tuhaa fenua i raro i te fenua, matauhia no to ratou huru taata, piihia Zone 1.
A hi'opoa i te mau faito o te mau opani e te mau haamaramarama i roto i teie mau piha, the area extending to a 4.5-meter radius on the ground is identified as Zone 2.
When considering the hydrogen venting points, the spatial area within a 4.5-meter radius and up to a height of 7.5 meters from the top falls under Zone 2 classification.