The nerve agent used to poison former Russian spy Sergei Skripal and his daughter in the UK could have been the BZ substance which is used by the US and the UK.
No evidence given. The laboratory has answered twitter.com/SpiezLab/status/985243574123057152,
The OPCW have confirmed the UK findings in the case. "The results of the analysis by the OPCW designated laboratories of environmental and biomedical samples collected by the OPCW team confirm the findings of the United Kingdom relating to the identity of the toxic chemical that was used in Salisbury and severely injured three people." www.opcw.org/news/article/opcw-issues-report-on-technical-assistance-requested-by-the-united-kingdom/,