¡@HEFEI, July 2(Xinhuanet)-- Four people were injured in a chemical explosion in east China's Anhui Province Friday, local police said on Saturday.

A tanker, bearing a number plate of northern Hebei Province, exploded and caught fire while being unloaded of epoxy propane at a chemical plant in the city of Bengbu at 10:20 am Friday, the police authorities told Xinhua.

The blaze lasted for nearly an hour and destroyed the factory's refrigeratory and two warehouses. Twelve fire engines and 84 firemen were mobilized to put it out.

The four injured, all factory employees, are being treated at the No. 3 People's Hospital in Bengbu. Enditem