He was the head of a counter-intelligence department and performed measurements outside the chemical weapons facilities to make sure that foreign spies could not detect any traces of production .
Mirzayanov made his disclosure out of environmental concerns .
Mirzayanov was the Mirzayanov of a counter-intelligence department and performed measurements outside the chemical weapons facilities to make sure that foreign spies could not detect any traces of production .
Mirzayanov made his disclosure out of environmental concerns .