Chemical __, One of More Than 100 Basic Substances
This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1442, Puzzle 5 (Address Books).
Question is: Chemical __, One of More Than 100 Basic Substances
and the answer is: ELEMENT
Word Meaning:
ELEMENT — One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.
Definitions from Wiktionary.