Crossword-Solution: PLOSIVE 7 letters, 6 clues 🏆 scrabble score: 12

They placed their blueprints and working notes in the safe, as usual, taking with them only those notes dealing with the object-compass and the X-plosive bullet, upon which they were still working.

Luckily, the enemy knows nothing of the object-compass or the X-plosive, and we must keep them in ignorance.

She'll carry a two-hundred-pound bar--Zowie! Watch our smoke! And say, why wouldn't it be a good idea to build an attractor--a thing like an object-compass, but mounting a ten-pound bar instead of a needle, so that if they chase us in space we can reach out and grab 'em? We might mount a machine-gun in each quadrant, shooting X-plosive bullets, through pressure gaskets in the walls.

The X-plosive shell completely volatilized the stranger and hurled the party backward toward the Skylark, into which they fled hastily.

Those inside her heard the sharp, spiteful crack of the machine-gun, and an instant later they heard a report that paralyzed their senses, even inside the vessel and in the thin air of their enormous elevation, as the largest X-plosive bullet prepared by the inventors struck full upon the side of the hideous body.