Pedzisa mutsara unotevera: Muzana ramakore rechi21, vamiririri veNovichok vakauya kuruzhinji mushure mekunge vashandiswa kuuraya vapikisi vehurumende yeRussia, kusanganisira maSkripals nevamwe vaviri muAmesbury, UK (2018) uye
Alexei Navalny (2020), asi utachiona hwevanhu nechinhu ichi hwave huchizivikanwa kubvira muna 1995.