Headgear Worn on a Building Site
This page is the CodyCross answer for the clue below from Science Lab, Group 314, Puzzle 3 (Standard Deviation).
Question is: Headgear Worn on a Building Site
and the answer is: HARDHAT
Word Meaning:
HARD HAT — A helmet, usually made from rigid plastic, used on construction sites to protect the head from falling objects.
Definitions from Wiktionary.