
1) Body armor
Found on
https://www.crosswordclues.com/clue/zylon

Zylon (IUPAC name: poly(``p``-phenylene-2,6-benzobisoxazole)) is a trademarked name for a range of thermoset liquid crystalline polyoxazole. This synthetic polymer material was invented and developed by SRI International in the 1980s, and is currently manufactured by the Toyobo Corporation. == Usage == === Body armor === Zylon gained wide use ...
Found on
http://en.wikipedia.org/wiki/Zylon

A synthetic material often found in bulletproof vests which has strong anti-penetration properties and is used to strengthen drivers' helmets and the sides of the cockpit.
Found on
https://www.formula1.com/en/championship/inside-f1/glossary.html
No exact match found.