January 2023 News paper
January 2023 News paper
https://www.photonics.com/Articles/Safe_Ingestible_Fluorescent_Silk_Tags/a67957
June 2022 News paper
https://www.purdue.edu/newsroom/2022/Q2/an-edible-qr-code-takes-a-shot-at-fake-whiskey/
March 2022 Newspaper
March 2022 News paper
https://www.futurity.org/counterfeit-medications-fake-drugs-cyberphysical-watermarks-2711322/
August 2020 News paper
New approach to airborn disinfection uses food-coloring dyes
June 2022 News paper
June 2022 News paper
https://www.purdue.edu/newsroom/2022/Q2/an-edible-qr-code-takes-a-shot-at-fake-whiskey/
August 2022 News paper
June 2022 News paper
https://techxplore.com/news/2022-06-edible-qr-code-shot-fake.html
April 2022 News paper
August 2020 News paper
August 2020 News paper
A potential new weapon in the fight against COVID-19: Food coloring