You are growing Bacillus subtilis in nine…

You are growing Bacillus subtilis in nine…

You are growing Bacillus subtilis in nine 16,000-liter fermenters to produce enzymes for industrial use. The Bacillus cultures had been growing for 2 days when the cells in one of the fermenters lysed. Explain what happened in this fermenter. 
Additional Requirements 

Other Requirements: You are growing Bacillus subtilis in nine 16,000-liter fermenters to produce enzymes for industrial use. The Bacillus cultures had been growing for 2 days when the cells in one of the fermenters lysed. Explain what happened in this fermenter.