Senior Airman Irvin Matthews, 627th Civil Engineer Squadron pavements and construction equipment technician, dumps a bag of solid tar into a tar kettle to prepare it for use after completing resealing for the day on the McChord Field flight line on Joint Base Lewis-McChord, Wash., June 25, 2020. The tar kettle heats up to about 475 degrees farenheit to keep the tar in a liquid state and ready to dispense. (U.S. Air Force photo by Airman 1st Class Mikayla Heineck)
CAMERA
NIKON D4S
LENS
70.0-200.0 mm f/2.8
APERTURE
56/10
SHUTTERSPEED
1/1000
ISO
100
No camera details available.
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