Release of residual material during needle cutting.
D000336:Aerosols / Q000032:analysis; D000391:Air Microbiology; D001412:Bacillus subtilis / Q000302:isolation & purification; D002244:Carbon; D004396:Coloring Agents; D004867:Equipment Design; D019793:Fluorescein; D005452:Fluoresceins; D006761:Hospitals; D009339:Needles; D012037:Refuse Disposal / Q000592:standards*; D013050:Spectrometry, Fluorescence; D013171:Spores, Bacterial / Q000302:isolation & purification; D013594:Syringes
D000336:Aerosols; D004396:Coloring Agents; D005452:Fluoresceins; C028433:chinese ink; D002244:Carbon; D019793:Fluorescein