residue
US /ˈrez.ə.duː/
UK /ˈrez.ə.duː/

1.
residu, sisa, endapan
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.
Ada residu lengket yang tertinggal di meja setelah tumpahan.
•
The chemical left a white powdery residue.
Bahan kimia itu meninggalkan residu bubuk putih.