Uh, if these are your biological and chemical experts …

“At the city dump site of Yekaterinburg there have been found test tubes with chemical warfare samples. Amongst them very well known and very toxic sulfur gas which has the ability to form large blisters on exposed skin and in the lungs.”

Yeah, the men who are handling the vials and things, but see no reason to wear hazmat suits – no gloves, no masks.

http://englishrussia.com/2018/04/26/chemical-weapon-samples-found-at-the-yekaterinburg-city-dumpsite-photos/