A man who sprayed ammonia in the face of a police officer and threatened him with a gun has been jailed for 16 years.<br />Shortly after midnight on 17 June last year police were called to reports of people acting suspiciously around parked vehicles on Commonside East, Mitcham in Surrey.<br />On arrival, PC Samuel Goard walked up to speak to one of the suspicious loiterers, James Boyle.<br />After he told Boyle to take his hands out of his pocket, the 22-year-old pulled out a bottle of ammonia and sprayed it in his face before moving towards him.<br />PC Goard was temporarily blinded in one eye but managed to use his PAVA spray against his attacker, causing him to flee.<br />PC Goard said: “At the time of the incident I was in complete fear for my life. I did not know what the male had sprayed at me."