Wipe Your Feet on It
This page is the CodyCross answer for the clue below from Science Lab, Group 319, Puzzle 2 (Ignition Tube).
Question is: Wipe Your Feet on It
and the answer is: DOORMAT
Word Meaning:
DOORMAT — A coarse mat at the entrance to a house, upon which one wipes one's shoes.
Definitions from Wiktionary.