(1) Foornada korontada waxay isticmaashaa koronto, isha tamarta ugu nadiifsan. Ilaha kale ee tamarta sida dhuxusha, kookaha, saliida ceeriin, gaaska dabiiciga ah, iwm. ayaa si lama filaan ah u keeni doona walxaha wasakhda ah ee la socda habka birta. Foornooyinka korantada oo kaliya ayaa soo saari kara agabka ugu nadiifsan.
(2) Korontadu waa isha kaliya ee tamarta ee heli karta xaaladaha heerkulka sare ee aan sabab lahayn.
(3) Foornada korantada waxay si fudud u garan kartaa xaaladaha heerkulbeegga sida cadaadiska qayb ka mid ah oksijiinta iyo cadaadiska qayb ka mid ah nitrogen ee looga baahan yahay fal-celinnada macdanaha kala duwan sida dhimista, sifaynta iyo nitriding.