How A Mexican Engineer Is Turning Prickly Pear Cactus Into Biodegradable Plastic - Fronteras: The Changing America Desk
How A Mexican Engineer Is Turning Prickly Pear Cactus Into Biodegradable Plastic Fronteras: The Changing America DeskGUADALAJARA, Mexico — On a recent morning, Sandra Pascoe Ortiz, a chemical engineering professor, sat down at a restaurant and ordered one of her ...