This National Safety Month, put your engineering instincts to the test—no incident report required. A quick Pop Quiz for Engineers that proves thinking ahead is always the safest move.
June 2026 Pop Quiz for Engineers

This National Safety Month, put your engineering instincts to the test—no incident report required. A quick Pop Quiz for Engineers that proves thinking ahead is always the safest move.

I liked the quiz overall, but I have an issue with the last question. It asks which soil has the highest permeability. The answer that was supposedly correct was gravel. Gravel is not a soil. That is why I did not choose gravel. I knew that gravel would have the highest permeability of the four choices, but I thought it was a trick, because gravel is not a soil.