Beams and potato chips

Note how the good folks at Frito Lay show you right on the package the proper way to plunge a Ruffle into a bowl of dip. I can’t tell you how sad I feel when I see an otherwise intelligent person dip their Ruffle the wrong way and break the chip off.

Engineering, math, and potato chips all in one article. What more do you need?   If you're not a math person do yourself a favor and skip to the end.