- #2,171
Borg
Science Advisor
Gold Member
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I'm guessing that this guy is glad that he wore a hard hat. ![Wink :oldwink: :oldwink:](https://www.physicsforums.com/styles/physicsforums/xenforo/smilies/oldschool/wink.gif)
![Wink :oldwink: :oldwink:](https://www.physicsforums.com/styles/physicsforums/xenforo/smilies/oldschool/wink.gif)