dubious i added the dubious tag as it seems somewhat untrue from what i understand global strategic petroleum reserves isn't clear in some cases but it seems to me to imply most of the stores are petroleum i e crude oil not petroleum products i e petrol diesel etc in japan the government reserves are petroleum not petroleum products there are some privately held petroleum products as a reserve but most of the reserve is petroleum and the us strategic petroleum reserve which is after all about of the reserves is mostly crude oil according to that article