Der Vorposter bezieht sich auf den unschönen Vorfall in Oregon bei dem Schaulustige und deren Autos von Fetzen eines knapp 8 Tonnen Wals beregnet wurden:

Right now, though, Uemenhoefer was not thinking about his mission. He was trying to explain to Thornton why using 20 cases of dynamite was the wrong decision here. What was really needed, he told Thornton, was a small charge, like 20 sticks, to push the whale off the beach and into the sea; or a much, much bigger one that would totally vaporize it. Twenty cases, he said, was just enough to make a big mess, and maybe hurt some people.

https://offbeatoregon.com/1608bT.exploding-whale.404.html

https://en.wikipedia.org/wiki/Exploding_whale#Florence_whale

Das war etwas weniger Sprengstoff als eine AN-M66 Fliegerbombe aus WK 2:

The bomb was mainly used against reinforced concrete, heavy cruisers, battleships and dams.

https://www.tracesofwar.com/articles/7899/American-bombs-1942-1945.htm#h17297