residue

US /ˈrez.ə.duː/
UK /ˈrez.ə.duː/
"residue" picture
1.

a small amount of something that remains after the main part has gone or been taken or used

:
•
There was a sticky residue left on the counter after the spill.
•
The chemical left a white powdery residue.
:
remainsremnantleftoversdregssediment