The Preparatory Manual Of Chemical Warfare Agents Third Edition Official

Detoxification Procedures: The procedures to purify individuals, tools, plus spaces that are become exposed with toxic warfare ingredients.

Here, "chemical warfare agents" could be replaced with war gases, but the manual's name stays the same.

"Researchers" could be "investigators|scholars|academics". "Understand" might be "comprehend|grasp|perceive". "Complexities" could be "intricacies|complications|nuances".