Figure 3. Data from a stress test on eight different papers completed at the lab of Associate Professor Sameh Tawfick (https://mechse.illinois.edu/people/profile/tawfick) at the University of Illinois.
A stress-strain curve, which is a line graph that visualizes the change in stress as strain increases. Here, there are eight different colored lines curving up from left to right for the eight agri-fiber papers. Stress is plotted on the y-axis, while strain is on the x-axis.