1, Ukusetyenziswa: Ngokuqhelekileyo, i-hydrants yomlilo emhlabeni iya kufakwa kwindawo ecacileyo ngaphezu komhlaba, ukwenzela ukuba xa kukho umlilo, i-hydrants yomlilo inokufunyanwa okokuqala ukucima umlilo.Kwimeko yongxamiseko yomlilo, kufuneka uvule ucango lwesixhobo sokucima umlilo kwaye...
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