 Muraayadahan ayaa awood u leh inay baraf kasta oo ku dul dhaca muraayada ka dhigaan biyo iyagoo isticmaalaya falaadho iyo kulaylisooyin kuwaas oo barafka u badalaya biyo, Sida injineeradii farsameeyay sheegeen, heerka ugu sareeya ee muraayadahani awoodi karaan inay barafka biyo u rogaan ayaa ah marka heer kulku gaadho 17-digrii ka hoos maro heerka biyuhu ku barafoobaan. 