tohu ahi ataata
Ko ngā tohu ahi pūiao tinihau he whanaketanga matua nui i te hangarau haumātaotaoa, hei arataki āwhina mōrearea i ngā wā e kore ai te hiko, i ngā take kino hoki. Whakamahia ana e ngā tohu nei te pūiao tinihau, he tukanga mataaho kei reira ka hura, ka rongoa te kaha o te ao, ka whakaatu anō hei ao i te pōuri. Ko ngā matēria hiko-tinihau tikangia e ngā tohu nei e taea ai te hura i te ao tūturu, i te ao hanga hoki, ka taea ai te ao mā te 12 haora. Ko te mahi matua o ēnei tohu he tohu mā te karapoti i ngā wāhi putanga, ngā ara māwhai, me ngā wāhi e noho ana ngā taputapu haumātaotao ahi, kia kitea tonu hoki i te pōuri tino, i ngā taiao kua timata te ahi. Whakamahia ana e te hangarau ngā huinga kore-mate, kore-ihi-iraira e kore e hiahiatia hiko, pū, whakatikatika rānei hei mahi pai. Whakaae ana ēnei tohu ki ngā tīkanga haumātaotaoa o te ao, ki ngā ture whare, pērā i te ISO 16069 me te NFPA 101, nō reira e pai ana mō ngā whakamahi maha i ngā whare umanga, ngā whare hoko, ngā wānanga, me ngā pokapoka hauora. Kei ngā tohu ngā tohu whakaritenga, ngā tohu arataki e mōhiotia ana i te ao katoa, kia mārama te whakawhitinga kōrero ahakoa he wehenga reo, he wā pānguru rānei. Ko te kaha, ko te here against ngā āhuatanga taiao e nui ake ana i te 25 tau te ora whakamahinga i raro i ngā tikanga noa.