He provided the Committee with a technical note on the breakaway corrosion of Magnox nuclear fuel , demonstrating the then hitherto undisclosed highly unstable pyrophoric and , resulting from this disclosure , he provided evidence on the secrecy practised by the UK nuclear industry .
He provided the Committee with a technical note on the breakaway corrosion of Magnox nuclear fuel , demonstrating the then hitherto undisclosed highly unstable pyrophoric reaction . 
 Resulting from this disclosure , he provided evidence on the secrecy practised by the UK nuclear industry .