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Bite Into That

By admin @ Aug 16, 2011

The human jaw can exert a average force of 160 pounds per square inch (psi).  The max force is around 930 psi on the back molars.  Denture wearers can only get up to 50 psi.  For comparison here are the max forces of some animals:

  • Tasmanian devil* - 200 psi
  • Well trained dog - 300 psi
  • Orangutans - 385 psi
  • White Shark - 700 psi
  • African Lion - 938 psi
  • Hyena - 1000 psi
  • Snapping Turtle - 1000 psi
  • Grizzly Bear - 1200 psi
  • Alligator - 2200 psi
  • Tyrannosaurus Rex - estimated 3000 psi
  • Megalodon (Ancient great white shark) - estimated 4000 psi

*  The strongest bite relative to body size - approx 20 lbs.

credit:  http://www.glapbta.com/BFBP.pdf

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