Using an air gun to deliver vaccines

Wijesundara (left) and her fellow graduate student Sneha Kumari stand next to the MOF-jet in their lab at UTD. — Photos: TNS

Yalini Wijesundara stared at the air gun sitting in her lab.

Her lab director, Associate Professor Dr Jeremiah Gassensmith, had built it in a spur of pandemic-induced boredom, shooting table salt around his home office.