This document provides basic information on hard hat use, testing and standards compliance. In all cases, a risk/hazard assessment should be carried out and use limitations considered to ascertain …

Hard and Soft Letters G and C ... Determine whether each word has a hard c, soft c, hard g, or soft g. examples: excite - soft c gym - soft g

This product may be applied to new and existing cured concrete. LION HARD is also very effective on polished concrete surfaces to harden, densify and protect their attractive and durable finish.

DO NOT ALTER OR MODIFY your hard hat. Drilling holes and/or inserting screws in your hard hat so you can add attachments (or for any other reason) can weaken the shell of your hard hat, and can …

It can be educational to work on a hard problem even if you don’t ever get it. But, working on a problem for a while and then having someone explain what you were missing is even better.

This process specification establishes the engineering requirements for producing hard anodize on aluminum alloys with a PTFE-impregnated coating on the surface for the control of surface hardness, …

ANSI/ISEA Z89.1 - Industrial Head Protection: This is the ANSI standard that specifies performance and testing requirements for industrial head protection, including safety helmets and hard hats.