The result of your conversion between ounce-force and petanewton appears here
To convert between Ounce-force and Petanewton you have to do the following:
First divide 4.4482216/16 / 1.0e15 = 0.
Then multiply the amount of Ounce-force you want to convert to Petanewton, use the chart below to guide you.
Symbol: ozf
No description
Symbol: PT
No description