The antibiotic Sulfanilamide is tested against pneumonia in New York City

An ungloved female lab tech works at a table with assorted instruments and test tubes, a male lab tech brings her a box / She uses a pipette to put pneumonia sample on a petri dish, Bunsen burner on table nearby / low angle shot female tech, racked test tubes in frgd / Pan of three female techs working at tables with male tech and man in suit looking over their work / canisters are placed in a centrifuge, the lid is closed / lid is opened and the containers are removed / Tilt technician pouring liquid in a pressurized cylinder / CU a glass funnel and pressure gauge as liquid is poured / Pan down cylinder with tube filling glass bottle with liquid / CU liquid in bottle / Note, month/day not known