200318-F-BO262-1036.jpg
Tech. Sgt. James Warren, 436th Operational Medical Readiness Squadron bioenvironmental engineering flight noncommissioned officer in charge, tests non-potable water for pH and chlorine levels March 18, 2020, at the main gate on Dover Air Force Base, Delaware. Warren used a Hach DR900 Colorimeter to perform the two tests on the water used by 436th Operational Medical Readiness Squadron personnel to wash their hands. (U.S. Air Force photo by Roland Balik)
PHOTO BY:
GS-09 / Roland Balik
VIRIN:
200318-F-BO262-1036.JPG
FULL SIZE:
1.7 MB
CAMERA
NIKON D5
LENS
24.0-120.0 mm f/4.0
APERTURE
71/10
SHUTTERSPEED
1/250
ISO
100
No camera details available.
IMAGE IS PUBLIC DOMAIN
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