KHYBER AGENCY  - Thirty eight labours fainted due to exposure to carbon dioxide (CO2) gas while cleaning the canal here in Bara tehsil of Khyber Agency, official sources said on Saturday.

The political administration Bara official said the labours were assigned the duty of cleaning Spera Dam, Bara. They had switched on generator to suck out rubble from the water channel. However 38 workers fainted due to release of carbon dioxide by the generator.

The local administration officials rushed to the scene and took out the labourers to safe location. Twenty four workers recovered after first aid while 14 labours were shifted to Peshawar hospital due to precarious condition, local said.