Jamshedpur: Twelve people were injured in an explosion in an ammonia scrubber at the coke plant in the Tata Steel here today.

There was a minor explosion in an ammonia scubber at the coke plant at around 10.30 AM leaving 12 people injured, Amresh Sinha, Head of Corporate Communication of Tata Steel, said. Of them, ten were contract labourers and two employees of the company, he said.