Environmental scientist Maria Zawadowicz's team stands in front of mass spectrometry equipment in a Center for Aerosol Measurement Science laboratory at Brookhaven. Left to right: intern Keitza Ramos (University of Puerto Rico, Río Piedras), intern Jackson Normandin (Northeastern University), Zawadowicz, intern Pamela Acevedo (University of Puerto Rico, Río Piedras), intern Adrian Cortes Santos (University of Puerto Rico, Río Piedras), and postdoctoral fellow Amie Dobracki.