It Speeds Up a Reaction but Is Not Changed Itself
This page is the CodyCross answer for the clue below from Tracking Time, Group 1058, Puzzle 3 (Julien Le Roy).
Question
It Speeds Up a Reaction but Is Not Changed Itself
Answer
CATALYST
Word Meaning:
CATALYST — (chemistry) A substance that increases the rate of a chemical reaction without being consumed in the process.
Definitions from Wiktionary.