human
But what about back-blast? Don't tell me they've found a metal able to stand up under the heat of launching.
gpt
I doubt it, replied MacReedy seriously.
human
They use this barrel to give her a boost like a trench-mortar shell. My hunch is the rocket doesn't fire until she's well off the ground.
gpt
Is it accurate?
human
Is a trench-mortar accurate? the model-maker countered.
gpt
Ask anybody who's been in Korea.