Peanut butter is a liquid – the physics of this and other unexpected fluids
- Written by Ted Heindel, University Professor, Bergles Professor of Thermal Science, and Director of the Center for Multiphase Flow Research and Education, Iowa State University
The knife easily leaves swirls in the spread.rimglow/iStock via Getty Images PlusThose Transportation Security Administration requirements are drilled into every frequent flyer’s head: You can carry on liquids that are only less than 3.4 ounces (100 milliliters) in volume each.
But when the TSA recently confiscated a jar of Jif under this...
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