FTFY
37 points
*
23 points
It’s an Archimedes screw. Great for moving fluids, grain, etc. Or in actual drill-form, they remove the swarf from the hole.
13 points
Ah yes, of course!
https://en.wikipedia.org/wiki/Archimedes'_screw
I knew our DNA was trying to screw us all.
5 points
27 points
We have a saying at work…
“All models are wrong. Some are useful.”
13 points