Millions were spent in the creation of Product Dilatant Compound but no practical use could be found for it.
So they named it Silly Putty and turned it into a toy.
Silly Putty is actually a liquid, not a solid.
A 50 pound ball of it was dropped off a high building to see if it would bounce. It instead shattered into a million globs.
It is now used in jet fighter seats, forming to the Pilots shape for support.