Batch production shows there are no shrinkage cavity and porosity in casting, and no blowholes and sand inclusions on the top surface. The yield of the casting is 81%.

经批量生产验证，铸件内无缩孔、缩松缺陷，上表面无渣孔、气孔缺陷，工艺出品率81%。

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Given the importance of all kinds of chemicals to industry around the world and the ease with which virtually any fertilizer, pharmaceutical or plastics manufacturing plant can be used, when required, to make a batch of weapons agent, no ban on production can solve or even substantially mitigate the chemical weapons problem.

CENTERFORSECURITYPOLICY: Blowing Smoke About Making Deadly Gas