Curtis Bay, Maryland - April 13, 2017: Thomas Keefer, the plant material manager walks past the box conveyor holding boxes of medical waste at the Curtis Bay Medical Waste Incinerator plant in Curtis Bay, Md., Thursday April 13, 2017.
The white boxes contain non-hazardous pharmaceutical waste.
Unused drugs and supplies from medical facilities and nursing homes are regularly discarded. Some are flushed, others populate landfills, while the most environmentally safe option of the three is incineration.
CREDIT: Matt Roth