The sandy earth with vaporized Chlordane has the ability to control the termite excavation and kilI 85 % of them within 72 hours .
氯丹汽化沙壤土对家白蚁有明显的抗拒效果和强烈的杀伤能力,致使白蚁在72小时内死亡85%。
After the barrels are eventually stopped at a gate , which is something that doesn \'t happen in the books , Kili attempts to raise the portcullis and is shot with a poison arrow from an orc .