.IN LATE 2021 Russia started welding metal crates over the turrets of its own containers, in an attempt to defend them from attack. The cages proved inefficient-- some Western experts jokingly called them "emotional-support armour". Currently Russia has launched a much more intensive retrofit, making use of metal sheet to absolutely enclose several of its storage tanks. The brand new armour has made the lorries the label "turtle tanks". Will kitting them out in this way really assist?