I had no idea this "graphite bomb" was a thing. From https://en.wikipedia.org/wiki/Graphite_bomb https://en.wikipedia.org/wiki/Graphite_bomb: The bomb works by

I had no idea this "graphite bomb" was a thing. From https://en.wikipedia.org/wiki/Graphite_bomb https://en.wikipedia.org/wiki/Graphite_bomb: The bomb works by spreading a dense cloud of extremely fine, chemically treated carbon filaments over air-insulated high voltage installations like transformers and power lines, causing short-circuits and subsequent disruption of the electricity supply.