After days of speculations on the cause of Dana Air crash. Teams of experts from the US and AIB confirmed yesterday that only impure Fuel could have cause two engine and throttle failure mid Air. Source also confirmed that other sample taken from two Dana Air planes yesterday were also bad. Dana Air confirmed that all their Planes were Fueled by the same oil marketer on sunday morning .the fuel samples will be flown abroad today for further analysis as Nigeria does not have laboratory to test the quality of aviation fuel. The question is are all other Airlines flying on bad fuel or was Dana targeted. Only time will tell.