Give an example of something that constantly absorbs ?

Tissue?

The mind.

Earth

my mind

Shock absorbers on a car, the discs between our spinal vertebrae, our minds which just keep absorbing experiences and growing.

Black hole is about the only thing that constantly absorbs. I think everything else has a saturation point.

[c=#003BB2]Tissue, towel, [/c]

Eager porous minds.

black hole

Wikipedia