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Use "unavailability" in a sentence
"Chemical flocculation in conjunction with sedimentation for solid matter separation is generally inapplicable in rural water supplies of developing countries for a number of reasons, such as unavailability of chemicals, inadequate dosing equipment, difficult operation and maintenance procedures, as well as lack of local technical skills and trained operators."
"For contrasting Admiral Kimmel’s statements concerning the lack of long range air search plans and the so-called unavailability of scouting aircraft on the morning of December 7, 1941, see the actual status of the long-range planes that were available to him at Pearl Harbor that morning in PHPT 24, p."
"And there are unique complaints as well such as unavailability of images that are supposed to come with the questions."