chemical weapons

• . . . from clean water to disarmament of chemical weapons
  比如净化水质，或者销毁化学武器什么的
• But it is a military grade chemical weapon
  但确是军用化学武器
• But it is a military grade chemical weapon
  但确是军用化学武器
• Chemical weapons are abundant in variety
  化学武器种类繁多。
• There ' s no mention of chemical weapons
  没有提到任何化学武器
• Its chemical weapons program
  正在秘密恢复其化学武器计划
• We know he ' s got chemical weapons
  我们知道他有化学武器
• Its chemical weapons program
  正在秘密恢复其化学武器计划
• Chemical weapons convention bill
  化学武器公约条例草案
• What kind of chemical weapons
  什么样的化学武器？