Put anything particularly small in a mesh bag to prevent them from dropping through the grates ... on the upper rack; metal ...

A small robot entered a damaged reactor at Japan’s Fukushima nuclear power plant to retrieve a tiny amount of melted fuel ...

The melted fuel dripped down from the cores and mixed with internal reactor materials such as zirconium, stainless steel, electrical cables, broken grates ... lava-like material to spatter in ...

The melted fuel dripped down from the cores and mixed with internal reactor materials such as zirconium, stainless steel, electrical cables, broken grates ... lava-like material to spatter in ...