How Pencils are Made

If you are like me, you are going to spend the next 5 minutes engaged in this really interesting video.  Here's how pencils are made!


Atmospheric Noise

[¦at·mə¦sfir·ik ′nȯiz] Noise heard during radio reception due to atmospheric interference. These electrical impulses are random in nature. That is to say, a completely natural, random, impulse.

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