Fire fighters extinguish a fire at the warehouse explosion site in Tianjin, north China, Aug. 15, 2015. Death toll rose to 104 from the massive warehouse explosions hitting north China's Tianjin city Wednesday night, local authorities said on Saturday night. Photo: Xinhua

 
China's energy watchdog on Saturday demanded safety checks on facilities and systems that involve dangerous chemicals or explosives following the deadly Tianjin blasts.

Facilities involved include hydrogen generation stations, ammonia producing systems, fuel tanks, warehouses storing volatile chemicals and explosives, coal pulverizing and natural gas systems, according to a notice issued by the National Energy Administration.

The repeated emphasis on work safety followed the massive explosions at a warehouse storing dangerous chemicals in north China's Tianjin City on Wednesday night, killing at least 104 people and injuring more than 720.

The State Council Work Safety Commission on Friday said the blasts revealed a lack of safety awareness among businesses, weak emergency response and poor supervision by authorities.

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