Three labourers were killed after inhaling poisonous gas in a water tank in the district today.
The three men -- Dayaram, Shreechand and Moolchand -- went into the tank of a cattle feed manufacturing unit to clean it and inhaled some poisonous gas, said Kotwali police station SHO Kailash Gujjar.
Later, they were pulled out and rushed to a hospital where they were declared dead.
