: Focus on the 1915 gas attacks at Ypres, which the book identifies as the moment chemical warfare began and forever changed the nature of conflict.
: The updated edition of A Higher Form of Killing by Robert Harris and Jeremy Paxman includes new chapters on modern biological terror. : Focus on the 1915 gas attacks at
: Contrast the traditional battlefield gas of WWI with modern "binary" weapons and the emergence of black-market chemical threats following the Soviet Union's collapse. Recommended Source Material : Focus on the 1915 gas attacks at
: Analyze how governments have historically shrouded chemical and biological weapon programs in more secrecy than even their nuclear counterparts. : Focus on the 1915 gas attacks at