2025-03-212025-03-212023-12-05https://hdl.handle.net/10919/125004Applicator in a chemical resistant suit performing a negative-pressure fit check for full-face respirator.Dimensions: 7360 × 4912Size: 15.4 MBimage/jpegenCreative Commons Attribution 4.0 InternationalPPENegative-Pressure Fit CheckImageVirginia Tech