Figure 2. Student-prepared epoxy resin medallions. Credit: Sydney Reynolds (top); Madeleine Leger (middle); Brenna Miller (bottom)

From

Synthesis of a Crosslinked Epoxy Resin Medallion in the Organic Chemistry Laboratory

Katherine W. Stickney, Joe C. Burnell, John T. Wyeth

World Journal of Chemical Education. 2019, 7(4), 232-241 doi:10.12691/wjce-7-4-1