Two brothers died after inhaling toxic gas inside a septic tank in Gobindaganj upazila of Gaibandha early today.
The deceased are Habibur Rahman (25) and Hasan Ali (28).
The station manager of Gobindaganj fire service, Arif Anwar, said Habibur fell into the septic tank around 5:00am and fell sick.
When his brother Hasan and neighbour Mintu Miah went down the septic tank to rescue him, they also fell sick.
On information, firefighters recovered the bodies of thebrothers and rescued Mintu, who was rushed to Polashbari health complex.