Gudniinka fircoonika waxa uu ka kooban yahay dhowr nidaam sida qayb ahaan ama gabi ahaan uu dibada uu soo saarida xubinta taranka ama wax yeeleenta xubinta taranka ee durmarka ooo ahayn sababoo caafimad. WHO ayaa ku kala sartay guddniinka fiirconiiga afar nooc1:nooca ama gabi ahaan saarida kintirka iyo haragga (haragga kintirka). Nooca 2:Qaybta ama gabi ahaan ka saarida kintirka iyo Fururaha hor qaba ama aan qabin ee jeexida fururaha hore.(jeexista) Nooca3:ciirirka siilka abuurida ku daboolan iyo jariida faruraha hore ee siilka ama jariida fururah ee siilka qaba ama aan qabin jeerida ee kintirka.(qodobada) Nooca afaraad:dhammaan nidaamka khatar ah ee gudniinka fircoonika ee aan ahayn sabaabo caafimaad,tusaale gubidda,mudista xoqida iyo guddniinka dumarka.