The phrase "are not useable" is correct and usable in written English.
It can be used when indicating that something cannot be used or is not functional.
Example: "The tools we received are not useable due to their damaged condition."
Alternatives: "cannot be used" or "are unusable".
National Institutes of Health asthma guidelines recommend questionnaires to assess asthma control, but these questionnaires are not useable across the entire pediatric age spectrum and have not been validated among significant numbers of minority or Spanish-speaking children.
This study may stimulate a better understanding of the effects of rational chemical modification methods on the quality of clay dispersion in polyimide matrices, enhancing our ability to prepare useful polyimide/clay nanocomposites with improved properties for targeted high-temperature applications where current polymer nanocomposite systems are not useable.
Moreover, the results of previous studies are not useable for estimation of the potential evapotranspiration in other regions.
All the phones used had 'find-my-phone' style blocks activated, and in theory their IMEI numbers mean they are not useable once reported stolen.
Moreover, the results of the previous studies are not useable for estimating reference crop evapotranspiration in other regions, because they are recommended for one or more climatic conditions.
Available systems based on ultrasonic phased array in impuls echo [11] or transmission mode [12] (wheel probes, probes with an elastic wedge) as well as single element sensors [13] are not useable for the inspection task of all three seam areas.
However, 41 markers were not useable in association analysis because of low polymorphism in our population.
But according to the Annual Status of Education Report published in 2018, nearly 23% of government school toilets were not useable.
One, Chantal Ly, had gone through 7 years of graduate school and was told that much of her work was not useable and that she had to start a new project for her Ph.D. (The reason wasn't necessarily because of falsified data but rather, Ly and the others thought, because Goodwin stuck by results that were questionable).
GFP-TolA was used because available antiserum was not useable for immunolabeling.
