 As a Commissar of Supply, Voykov signed orders for the distribution of sulfuric acid from the Yekaterinburg pharmacy.Yakov Yurovsky, chief organizer of the murder, was allegedly going to use sulfuric acid for the destruction of bodies.According to Yurovsky's memoirs of 1934, in addition to acid, he obtained gasoline (or kerosene) and shovels from Voykov.