Small Trace of a Substance Left Behind
This page is the CodyCross answer for the clue below from The 70's, Group 328, Puzzle 3 (Watergate Scandal).
Question is: Small Trace of a Substance Left Behind
and the answer is: RESIDUE
Word Meaning:
RESIDUE — That which persists or remains following the removal or elimination of other elements.
Definitions from Wiktionary.