Pham Gia Sam, a physics teacher at the school, is confident it's a reliable result that has been reached through many tests at different locations in the city.
Pham Gia Sam, oo ah macalin maadada Fiisigiska ka dhiga dugsigaa ayaa ku kalsoon in natiijada tijaabadaa ka soo baxday tahay mid la isku hallayn karo oo lagu gaadhay tijaabooyin badan oo goobo kala duwan oo magaalada ah lagu sameeyey.