My father used to do engineering work related to power plants, and he came across an actually used word there, "Frischdampfschnellschlussschieber". It roughly

My father used to do engineering work related to power plants, and he came across an actually used word there, "Frischdampfschnellschlussschieber". It roughly translates to "fresh steam fast shutting pusher". It's a part that cuts off steam to the generator turbines. That's quite the mouthful even for native Germans, and became a meme in our small family.