Chalkboard horror stories

So I’m a fan of chalkboards in so far as I realize that they’re the best tool for the job and there’s currently no suitable replacement much of the time.

YOU CAN HAVE MY CHALK WHEN YOU PRY IT FROM MY COLD DEAD HANDS!

That being said, I realize it’s not all roses.

The downside of chalkboards.

A colleague at another university recently shared these pictures with me and I thought they were too good to not share. Names and locations have been withheld to avoid any embarrassment.

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“What is the resistance of chalk dust in a digital circuit?”Towel in bucketErasers don’t cut it. We need a bucket of water and a rag.A classroom rackI wonder what the inside of that gear looks like?