Transparent, Shatterproof, Artificial Material
This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1445, Puzzle 3 (Sailing Ships).
Question is: Transparent, Shatterproof, Artificial Material
and the answer is: ACRYLIC
Word Meaning:
ACRYLIC — (organic chemistry) Derived from acrylic acid or acrylonitrile.
Definitions from Wiktionary.