The blast took place while workers were carrying out repairs on the ship. Kollam, Kerala: A blast was reported aboard a cargo vessel anchored at Kollam port in Kerala on Wednesday afternoon, leaving a ship engineer with burn injuries. The ship, identified as IOL Sapphire, had been anchored at Kollam after developing technical problems during its journey. The blast took place while workers were carrying out repairs on the ship’s faulty generator. IOL Sapphire was carrying riceThe IOL Sapphire was travelling from Andhra Pradesh to Africa with a cargo of rice when it developed an engine-related technical problem.