A hazardous materials team was sent to the tow pound at Pier 76 on the Hudson River Monday afternoon, after a vehicle containing radioactive material was discovered.
Hazardous materials were on the scene Monday evening, after an unknown green liquid flooded the sidewalk in Lower Manhattan.
Jordan Gonzalez, 33, made a series of purchases through an online auction website of materials associated with the hallucinogen known as MDA, authorities said.
Investigators are looking into initial reports that an aerosol can near a radiator exploded.
The goal is to better understand the risks posted by airborne contaminants, such as chemical, biological, and radiological weapons both above ground and in the subway system.