During the 20th century, a number of groups of chemicals were developed on a large-scale as weapons.
4022
这类武器利用其活性组分的毒性造成暂时性的能力丧失、永久伤害或死亡。
This category of weapon employs the toxicity of their active components to cause temporary incapacitation, permanent harm or death.
4023
化学武器可以是刺激剂、肺刺激剂、失能性毒剂、糜烂性毒剂、神经性毒剂或窒息性毒剂。
Chemical weapons can be irritants, choking agents, disabling chemicals, blistering agents, nerve agents, or asphyxiants.
4024
根据毒剂及其分散方式，化学武器可以以液体、固体或气体形式存在。
Depending on the agent involved, and on the means for dispersal, chemical weapons can be in liquid, solid or gaseous forms.
4025
1997年4月生效的《化学武器公约》禁止发展、储存、转让和使用化学武器。
The development, stockpiling, transfer and use of chemical weapons are banned under the prohibitions of the Chemical Weapons Convention, which came into force in April 1997.
In most cases treatment involves removal from exposure, decontamination and symptomatic and supportive care, but the type of treatment required will differ depending on the chemicals involved.
4028
只有极少数的化学物质（例如神经性毒剂）才有解毒剂。
Antidotes are available only for a very small number of chemicals, for example for nerve agents.
4029
暴露后应尽快在医学监督下使用解毒剂。
These antidotes should be administered under medical supervision as soon as possible after exposure.
4030
14. 暴露于神经性毒剂会产生哪些影响？
14. What are the effects of exposure to nerve agents?