Novichok: What Do We Know?

... institute, proved beyond any doubt in his book Chemical Weapons at the Turn of the Century [ 1 ] that the most effective combat chemical weapons are classed under the VX category. Any agent more toxic than the VX class would inevitably have inferior combat ... ... compared to that of the VX agents. Nevertheless, as previously reported, in April 2011 the Scientific Advisory Board at the OPCW reviewed the alleged Novichok agents whose structures had been included in Mirzayanov’s book and claimed to have toxicity exceeding that of VX. The ...