Four people were found dead and two others were injured in a vehicle emission poisoning accident on Tuesday in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region.

According to local government sources, the city's emergency treatment center received reports of the accident at 9:00 a.m. andrushed to the site at a repair plant of audio and video products. Four people were found dead and the other two were unconscious.

The victims were workers at the plant. They stayed overnight onMonday inside the workshop after completing work. The generated engine of a vehicle was used as a source of heat due to the low temperatures early Tuesday morning.

The carbon monoxide from the emission killed them, the sources said.

(Xinhua News Agency April 19, 2006)